- A key is a piece of metal that fits inside a lock and turns to open it. You might have a key ring with a house key, a car key, and maybe several more keys.
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- n. （打字机等的）键；关键；钥匙
- adj. 关键的
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1. the car keys
汽车钥匙
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2. a bunch of keys
一串钥匙
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3. We'll have a duplicate key cut (= made).
我们会配一把钥匙。
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4. The key to success is preparation.
成功的关键是准备。
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5. The driver of the car probably holds the key to solving the crime.
这位汽车司机很可能掌握侦破这一罪案的关键证据。
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6. the key issue ,the key factor ,the key point
关键问题╱因素；要点
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7. She played a key rolein the dispute.
她在争论中起着举足轻重的作用。
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8. Good communication is key to our success.
良好的沟通是我们成功的关键。
key ★ / kiː ; NAmE kiː / noun , verb , adjective key keys keyed keying noun ★ tool for lock 开锁工具 1 ★ a specially shaped piece of metal used for locking a door, starting a car, etc. 钥匙 ◆ to insert/turn the keyin the lock 把钥匙插入锁孔；转动锁孔中的钥匙 ◆ the car keys 汽车钥匙 ◆ a bunch of keys 一串钥匙 ◆ the spare key to the front door 前门备用钥匙 ◆ We'll have a duplicate key cut (= made). 我们会配一把钥匙。 most important thing 最重要的事 2 ★ [usually singular ] a thing that makes you able to understand or achieve sth 关键；要诀 SYN secret key(to sth) ◆ The key to success is preparation. 成功的关键是准备。 key(to doing sth) ◆ The driver of the car probably holds the key to solving the crime. 这位汽车司机很可能掌握侦破这一罪案的关键证据。 ◆ ( especially NAmE) The key is,how long can the federal government control the inflation rate? 关键在于联邦政府对通货膨胀率的控制能维持多久？ on computer 计算机 3 ★ any of the buttons that you press to operate a computer or typewriter （计算机或打字机的）键 ◆ Press the return key to enter the information. 按回车键录入信息。 on musical instrument 乐器 4 ★ any of the wooden or metal parts that you press to play a piano and some other musical instruments （钢琴或其他乐器的）键 music 音乐 5 a set of related notes, based on a particular note. Pieces of music are usually written mainly using a particular key 调 ◆ a sonata in the key of E flat major 一首降 E 大调奏鸣曲 ☞compare scale n. (7 ) answers 答案 6 ★ a set of answers to exercises or problems 答案；题解 ◆ Check your answers in the key at the back of the book. 用书后的解答核对答案。 on map 地图 7 an explanation of the symbols used on a map or plan （地图或平面图的）符号说明，图例 ☞see also low-key IDIOMsee lock n. verb ★ 1 ★ keysth (in) | keysth (into sth) to put information into a computer using a keyboard 用键盘输入；键入 SYN enter ◆ Key (in) your password. 用键盘输入密码。 2 to deliberately damage a car by scratching it with a key 用钥匙划坏（汽车） PHRASAL VERB ˈkey sb/sth to sth [usually passive ] ( especially NAmE) to make sb/sth suitable or appropriate for a particular purpose 使某人（或某事）适合于某事 SYN gear ◆ The classes are keyed to the needs of advanced students. 这些课是针对高年级学生的需要开设的。 adjective ★ [usually before noun ] most important; essential 最重要的；主要的；关键的 SYN critical , vital ◆ the key issue/factor/point 关键问题╱因素；要点 ◆ He was a key figurein the campaign. 他是这场运动的关键人物。 ◆ She played a key rolein the dispute. 她在争论中起着举足轻重的作用。 ◆ ‘Caution’ is the key wordin this situation. 在此情形之下，caution 为关键词。 ◆ Good communication is key to our success. 良好的沟通是我们成功的关键。 ◆ His contribution could be key. 他的贡献可能是最重要的。 ☞synonyms at main key / kiː ; NAmE kiː /
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