1、 key的意思
2、 We have a key for the door of the house and a key for starting the car、我们有房间门的钥匙和发动汽车的钥匙。
3、 The musicians keyed their instruments just before the concert began、乐师们在音乐会快开始前为乐器调了音。
4、 This is the key to world peace、这是世界和平的关键。
5、 The quarterback was the key of their team、那四分后卫是他们队的灵魂人物。