key

复数：

名词复数: keys

更多词形：

名词复数: keys | 动词过去式: keyed | 动词过去分词: keyed | 动词现在分词: keying | 动词第三人称单数: keys |

单词例句：

I finally found the right key after lots of trial and error.

经过反复试验，我终于找到了正确的方法。

England's attack has been weakened by the injury of certain key players.

英格兰队某些主力运动员受伤而使攻球削弱。

Doubt is the key of knowledge.

怀疑是知识之钥。

You may leave your key at the reception desk.

你可以把钥匙留在服务台。

Please, don't forget to hand back your room key before you leave the hotel.

在离开旅馆之前，请不要忘记交还房间的钥匙。

Careful contrast of the two plans shows up some key differences.

把这两个计划仔细地加以对比就可以看出一些关键性的差异。

He lifted the mat and slid the key under (it).

他掀起垫子把钥匙悄悄放在下面。

With no key on him he can but wait outside the door.

他没带钥匙，只好在门外等。

She inserted the key into the lock.

她把钥匙插入锁中。