introduction
柯林斯詞典
1. N-COUNT The introduction to a book or talk is the part that comes at the beginning and tells you what the rest of the book or talk is about. 引言; 序
Ellen Malos, in her introduction to "The Politics of Housework," provides a summary of the debates. 埃倫·馬洛斯在她的《家務政治學》一書的引言中對這些爭論做了一個概述。
2. N-COUNT If you refer to a book as an introduction to a particular subject, you mean that it explains the basic facts about that subject. (書) 入門
The book is a friendly, down-to-earth introduction to physics. 這是一本簡明、實用的物理學入門書。
3. N-COUNT You can refer to a new product as an introduction when it becomes available in a place for the first time. 引進品
There are two among their recent introductions that have greatly impressed me. 他們最新引進的産品中有兩件給我畱下了深刻的印象。
4. →see also introduce
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introduction /??ntr??d?k??n/ (introductions)
劍橋詞典
- The introduction of identity cards has been opposed by the campaign for civil liberties .
- Company profits have doubled since the introduction of new technology .
- In the 1960s hemlines suddenly shot up with the introduction of the miniskirt .
- The introduction of new charges has angered customers .
- The minister has called for the introduction of harsher sentences for speeding offences .
introduction noun (PUT INTO USE)
[ 不可數(shù)或單數(shù)名詞：沒有複數(shù)形式的名詞 ]an occasion when something is put into use or brought to a place for the first time
採用；引進；推行；放入，插入
The introduction of new working practices has dramatically improved productivity . 採用新的工作方法已經(jīng)顯著提高了生産率。
Within a year of its introduction, questions began to emerge about the safety of the drug . 投入使用不到一年，有關(guān)這種葯品安全的問題就已經(jīng)出現(xiàn)了。
specialized The introduction of the tube into the artery is a very delicate procedure . 將導琯插入動脈是一個非常精細的手術(shù)。
例句
introduction noun (GIVING SB'S NAME)
[ 可數(shù)名詞：有複數(shù)形式的名詞 or 不可數(shù)或單數(shù)名詞：沒有複數(shù)形式的名詞 ]the action of telling someone another person's name the first time that they meet
介紹，引見
You'll have to do/make the introductions - I don't know everyone's name . 你得作個介紹——我可不知道每個人的名字。
My next guest needs no introduction (= is already known to everyone). 我的下一位客人大家都認識，就用不著介紹了。
introduction noun (BEGINNING)
[ 可數(shù)名詞：有複數(shù)形式的名詞 ]the first part of something
開始
Have you read the introduction to the third edition ? 你看了第三版的緒論嗎？
The song's great , but the introduction's a bit too long . 這首歌很棒，但前奏部分太長了。
introduction noun (FIRST EXPERIENCE)
[ 單數(shù)名詞 ]the first time someone experiences something
首次（經(jīng)歷，接觸某事）
That trip was my introduction to winter sports . 那次旅行是我第一次接觸鼕季運動。
introduction noun (BASIC KNOWLEDGE)
[ 可數(shù)名詞：有複數(shù)形式的名詞 ]a book or course that provides basic knowledge about a subject
入門（圖書，課程）
an introduction to psychology 心理學入門 返回 introduction