n.钻头;练习;演戏;训练;常规;粗斜纹布;条播沟;
v.钻孔,钻探;培训;操练;
例句:
This drill can bore through rock.
这台凿岩机能钻透岩石.
His hands were clasped behind him like a drill sergeant.
他双手背在身后,像一个教官。
You should drill some manners into the boy.
你应该教这孩子懂点礼貌.