在學習專業英語詞匯中，有時同義詞的辨析是很不容易的，我們一般從三方面進行區分，即：語法、語義和文體。語法主要是詞性、搭配、句式等的區分;語義主要是詞義的本義、引申義、比喻義和內涵和外延等的區分;文體主要是正式和非正式、褒義和貶義等的區分。

　　1.環境 形勢

　　(環境 形勢) conditions: The location and other factors likely to affect it. It suggests something that has stayed the same for some time and which affects daily life such as food, work, and houses. We are now studying the economic conditions in the developing countries.

　　(形勢) situation: A position or state at a particular time, set of conditions, facts, and events having an effect on a person, society, etc. It suggests more general matters such as government planning and finance. The political situation in these countries are always changing.

　　(環境 周圍 外界) environment: The circumstances, things and conditions that influence you. It refers to spirit aspect, physical aspect and material aspect. We must try to beautify our environment.

　　(形勢 情況) circumstance(s): A situation or event around us, a certain kind of atmosphere, the conditions that affect what happens. in (under) the circumstances

　　(環境 周圍事物) surrounding(s): The area and environment around a place or person. It indicates a very narrow condition, physically sometimes reflects spiritual aspect. They lived in hostile surroundings.

　　2.著名的

　　well-known: (infl)

　　famous: The most general one. widely known or honored.

　　(杰出的 知名的) distinguished: Great, outstanding marked by excellent quality or deserved fame, used especially of people who are famous for serious work in science, the arts etc. He was a distinguished writer.

　　(馳名的) celebrated: Famous, (substitute for renowned) It refers objectively to sb or something that has been give acclaim or honoured with awards or prizes. She was a celebrated actress.

　　renowned: Highly honored and famous for something good. often refers to places or things, also It suggests something that has become legendary or is no longer available for an objective evaluation. Edison was renowned for his inventions.

　　noted: Well-known and admired It often describes a more intellectual kind of effort and accomplishment indicating an authority or expert or their theories. Maybe it is not widely known to the general public. He was a very noted expert.

　　(臭名昭著) notorious: Famous for something bad. He is notorious for his crimes.

　　3.強盜

　　thief: The most general one.

　　(強盜) robber: It suggests a direct confrontation in which the owner is forced to give up his valuables.

　　(行兇強劫) mugger: A person who attacks and robs people in a street or in a lift.

　　burglar: A person who breaks into a house at night to steal something.

　　(歹徒 暴徒) gangster: A member of a group of criminals, esp. those who are armed and use guns to threaten.

　　(匪徒) bandit: an armed robber. It suggests an organized group in a rural setting.

　　(土匪) brigand: A robber who lives by robbing travelers in the country.

　　(海盜) pirate: A person who robs on the sea.

　　4.搖動,顫動

　　shake: The most general one. to move up and down or back and forth. It refers to persons or things.

　　(發抖) quiver: To tremble a little. It suggests a rapid but invisible vibration. His lips quivered with emotion.

　　(顫抖) tremble: To shake uncontrollably and slightly as from fear, cold, excitement etc. It implies uneasiness and nervousness. Her voice trembled as she began to sing.

　　(瞬間發抖) shiver: To tremble from fear or cold. It suggests a slight and rapid movement. He stood shivering in the snow.

　　(極度顫動) quake: to shake or tremble violently. It suggests a more violent and sudden change. He quaked with excitement. An explosion cam make the ground quake.

　　(抽筋般顫動) shudder: To shake uncontrollably for a movement. It suggests a more intense shaking. She shuddered at the sight of a snake.

　　5.說話 談話

　　(說話) speak: To use your voice to say words.

　　(說) say: To speak words.

　　(發出聲音) utter: To make sound and say words.

　　drawl: To speak in a slow, prolonged manner.

　　mutter: To express displeasure with compressed lips.

　　rave: To talk in an angry, uncontrolled way.

　　gabble: To talk rapidly, making inarticulate sounds.

　　(談論) remark: To mention it or comment on it.

　　(陳述) state: To say, express or put into words, esp. formally. He stated his view.

　　(講述) narrate: To tell formally in writing or speech or describe something in order with intonation. He narrated his adventure in the forest.

　　(詳述) relate: To tell formally in details, to give an account of. He related his experiences.

　　(講演) address: To say in speech or writing to a person or group.

　　tell: To let people know about something.

　　talk: To say things to someone.

　　converse: To talk formally. The scholars are conversing with each other on linguistics.

　　chat: To talk in a friendly, familiar, informal manner. The two friends sat in a corner and chatted.

　　chatter: To talk continuously rapidly about small things. The schoolgirls went along chattering.

　　whisper: To talk in a low voice. She whispered me not to talk so loudly.

　　murmur: To make a soft sound, esp. to speak or say in a quiet voice. He often murmurs to himself.

　　(閑談) gossip: To talk about the details of other peoples actions and private lives which may not correct or proper. That woman is very fond of gossiping about others.

　　stammer: To speak with pauses and repeated sounds because of excitement, embarrassment.

　　stutter: To speak with pauses and repeated sounds because of inherent speech defect.

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　　在學習專業英語詞匯中，有時同義詞的辨析是很不容易的，我們一般從三方面進行區分，即：語法、語義和文體。語法主要是詞性、搭配、句式等的區分;語義主要是詞義的本義、引申義、比喻義和內涵和外延等的區分;文體主要是正式和非正式、褒義和貶義等的區分。

　　1.環境 形勢

　　(環境 形勢) conditions: The location and other factors likely to affect it. It suggests something that has stayed the same for some time and which affects daily life such as food, work, and houses. We are now studying the economic conditions in the developing countries.

　　(形勢) situation: A position or state at a particular time, set of conditions, facts, and events having an effect on a person, society, etc. It suggests more general matters such as government planning and finance. The political situation in these countries are always changing.

　　(環境 周圍 外界) environment: The circumstances, things and conditions that influence you. It refers to spirit aspect, physical aspect and material aspect. We must try to beautify our environment.

　　(形勢 情況) circumstance(s): A situation or event around us, a certain kind of atmosphere, the conditions that affect what happens. in (under) the circumstances

　　(環境 周圍事物) surrounding(s): The area and environment around a place or person. It indicates a very narrow condition, physically sometimes reflects spiritual aspect. They lived in hostile surroundings.

　　2.著名的

　　well-known: (infl)

　　famous: The most general one. widely known or honored.

　　(杰出的 知名的) distinguished: Great, outstanding marked by excellent quality or deserved fame, used especially of people who are famous for serious work in science, the arts etc. He was a distinguished writer.

　　(馳名的) celebrated: Famous, (substitute for renowned) It refers objectively to sb or something that has been give acclaim or honoured with awards or prizes. She was a celebrated actress.

　　renowned: Highly honored and famous for something good. often refers to places or things, also It suggests something that has become legendary or is no longer available for an objective evaluation. Edison was renowned for his inventions.

　　noted: Well-known and admired It often describes a more intellectual kind of effort and accomplishment indicating an authority or expert or their theories. Maybe it is not widely known to the general public. He was a very noted expert.

　　(臭名昭著) notorious: Famous for something bad. He is notorious for his crimes.

　　3.強盜

　　thief: The most general one.

　　(強盜) robber: It suggests a direct confrontation in which the owner is forced to give up his valuables.

　　(行兇強劫) mugger: A person who attacks and robs people in a street or in a lift.

　　burglar: A person who breaks into a house at night to steal something.

　　(歹徒 暴徒) gangster: A member of a group of criminals, esp. those who are armed and use guns to threaten.

　　(匪徒) bandit: an armed robber. It suggests an organized group in a rural setting.

　　(土匪) brigand: A robber who lives by robbing travelers in the country.

　　(海盜) pirate: A person who robs on the sea.

　　4.搖動,顫動

　　shake: The most general one. to move up and down or back and forth. It refers to persons or things.

　　(發抖) quiver: To tremble a little. It suggests a rapid but invisible vibration. His lips quivered with emotion.

　　(顫抖) tremble: To shake uncontrollably and slightly as from fear, cold, excitement etc. It implies uneasiness and nervousness. Her voice trembled as she began to sing.

　　(瞬間發抖) shiver: To tremble from fear or cold. It suggests a slight and rapid movement. He stood shivering in the snow.

　　(極度顫動) quake: to shake or tremble violently. It suggests a more violent and sudden change. He quaked with excitement. An explosion cam make the ground quake.

　　(抽筋般顫動) shudder: To shake uncontrollably for a movement. It suggests a more intense shaking. She shuddered at the sight of a snake.

　　5.說話 談話

　　(說話) speak: To use your voice to say words.

　　(說) say: To speak words.

　　(發出聲音) utter: To make sound and say words.

　　drawl: To speak in a slow, prolonged manner.

　　mutter: To express displeasure with compressed lips.

　　rave: To talk in an angry, uncontrolled way.

　　gabble: To talk rapidly, making inarticulate sounds.

　　(談論) remark: To mention it or comment on it.

　　(陳述) state: To say, express or put into words, esp. formally. He stated his view.

　　(講述) narrate: To tell formally in writing or speech or describe something in order with intonation. He narrated his adventure in the forest.

　　(詳述) relate: To tell formally in details, to give an account of. He related his experiences.

　　(講演) address: To say in speech or writing to a person or group.

　　tell: To let people know about something.

　　talk: To say things to someone.

　　converse: To talk formally. The scholars are conversing with each other on linguistics.

　　chat: To talk in a friendly, familiar, informal manner. The two friends sat in a corner and chatted.

　　chatter: To talk continuously rapidly about small things. The schoolgirls went along chattering.

　　whisper: To talk in a low voice. She whispered me not to talk so loudly.

　　murmur: To make a soft sound, esp. to speak or say in a quiet voice. He often murmurs to himself.

　　(閑談) gossip: To talk about the details of other peoples actions and private lives which may not correct or proper. That woman is very fond of gossiping about others.

　　stammer: To speak with pauses and repeated sounds because of excitement, embarrassment.

　　stutter: To speak with pauses and repeated sounds because of inherent speech defect.

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