6N-VAR [oft NOUN n](尤指士兵進行的)練習,訓練,操練 A drill is repeated training for a group of people, especially soldiers, so that they can do something quickly and efficiently. (尤指士兵進行的)練習,訓練,操練
The Marines carried out a drill that included 18 ships and 90 aircraft.
海軍陸戰隊進行了有 18 艘軍艦和 90 架飛機參與的訓練。
His hands were clasped behind him like a drill sergeant.
他雙手背在身後,像一個教官。
7N-COUNT [oft n NOUN](爲在危急情況下逃生而進行的)常規訓練,演習 A drill is a routine exercise or activity, in which people practise what they should do in dangerous situations. (爲在危急情況下逃生而進行的)常規訓練,演習