drilled

[dril]

[ drilled ]

n.钻孔机, 钻子, 反复操练, 播种机
v.练习, 钻孔, (军事)训练

例句与用法：

You'd better set a goal before you start the drill.

练习开始前，你最好设定一个目标。

There'll be a fire-drill this morning.

今天上午有消防演习。

You should finish your English grammar drills in the class.

你应该在课堂上完成语法练习。

The workman is drilling in the wall.

工人正在墙上打孔。

The dentist's drill made a lot of noise.

牙钻发出很大的噪音。

词形变化：

名词: driller | 动词过去式: drilled | 动词过去分词: drilled | 动词现在分词: drilling | 动词第三人称单数: drills |