impression
/ɪmˈpreʃən/noun
1
- an idea, feeling, or opinion about something or someone, especially one formed without conscious thought or on the basis of little evidence（尤指粗浅未多思考的）印象, 感想, 观感：
his first impressions of Manchester were very positive
他对曼彻斯特的最初印象非常好
they give the impression that all is sweetness and light.
他们给出的印象是一切都是和谐美满的。
1.1
- an effect produced on someone（给人的）印象, 作用, 效果：
her courtesy and quick wit had made a good impression.
她的谦恭和机智给人很好的印象。
1.2
- mass noun a difference made by the action or presence of someone or something作用, 影响：
the floor was too dirty for the mop to make much impression.
地板太脏了, 即使拿拖把拖也没多少作用。
2
- an imitation of a person or thing, especially one done to entertain（尤指为取乐）模仿：
he did an impression of Shirley Bassey.
他模仿了雪莉·巴锡。
3
- a mark impressed on a surface by something印记, 印痕：
the impression of his body on the leaves.
他的身体在叶堆上留下的印痕。
3.1
- Dentistry a negative copy of the teeth or mouth made by pressing them into a soft substance【牙医】（牙齿或口部的）印模。
4
- a graphic or pictorial representation of someone or something图像, 画像：
the police have issued an artist's impression of the attacker.
警方发布了画家勾勒出的攻击者画像。
5
- the printing of a number of copies of a book, periodical, or picture for issue at one time（书、期刊或图画的）印刷。
5.1
- usu. with modifier chiefly Brit. a particular printed version of a book or other publication, especially one reprinted from existing type, plates, or film with no or only minor alteration〈主英〉版本（尤指重版）。比较EDITION.
5.2
- a print taken from an engraving雕版的印图。
6
- an instance of a pop-up or other Web advertisement being seen on an Internet user's monitor（网络广告）印象数。
短语
under the impression that
- believing, mistakenly or on the basis of little evidence, that something is the case错以为; 依稀觉得：
he was under the impression that they had become friends.
他错以为他们已经是朋友了。
派生词
impressional
adjective词源
late Middle English: via Old French from Latin impressio（n-）， from impress- 'pressed in'， from the verb imprimere （see IMPRINT）.