key是什么意思

详细释义

• 0 a piece of metal that has been cut into a special shape and is used for opening or closing a lock, starting a car engine, etc. -- 钥匙

  • car/door keys 车／门钥匙

• 1 any of the set of moving parts that you press with your fingers on a computer keyboard, or musical instrument to produce letters, numbers, symbols, or musical notes -- （计算机、打字机或乐器的）键

• 2 a set of musical notes based on one particular note -- 调，主音

  • The song changes key halfway through. 歌曲在中间部分调子变了。

  • the key of C minor C小调

• 3 a list of the symbols used in a map or book with explanations of what they mean -- （地图、书等的）符号说明，图例

• 4 a list of the answers to the questions in an exercise or test -- （练习或考试的）问题答案

  • See the key to test 3 on page 176. 在176页可以找到测试三的答案。

• 5 very important and having a lot of influence on other people or things -- 极重要的，关键性的

  • She was a key figure in the international art world. 她是国际艺术界的重要人物。

  • a key factor in tackling the problem 解决问题的关键因素

• 6 to intentionally damage a car by scratching its paint using a key -- 故意用钥匙刮花一辆车

  • Someone keyed his Porsche. 有人挂花了他的保时捷。