The word "drill" is a noun referring to repetitive practice of a particular activity, or a tool for making holes, and also a verb meaning to practice or to make holes.
单词“drill”是名词，指操练、钻头或军事训练，也可作动词，表示钻孔或训练。
| 单词 | drill |
|---|---|
| 音标 | [drɪl] [drɪl] |
| 释义 | n.["操练","钻头","军事训练","（应对紧急情况的）演习"] vt.& vi.["钻（孔）","打（眼）","操练","训练"] vt.["作…演习，操练"] |
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