drill是什么意思
n.操練；鉆頭；軍事訓練；（應對緊急情況的）演習
vt.& vi.鉆（孔）；打（眼）；操練；訓練
vt.作…演習，操練
網絡釋義：電鉆；鉆；水鉆；鉆頭
vt.& vi.鉆（孔）；打（眼）；操練；訓練
vt.作…演習，操練
網絡釋義：電鉆；鉆；水鉆；鉆頭
drill怎么讀（音標發音）
英[dr?l]美[dr?l]
詞形變化:
復數：drills ? 復數：drilled ? 復數：drilled ? 復數：drilling ? 復數：drills ?
派生詞: driller ?
復數：drills ? 復數：drilled ? 復數：drilled ? 復數：drilling ? 復數：drills ?
派生詞: driller ?
drill例句及用法
1 . A plug had been inserted in the drill hole.
鉆孔已塞上了塞子。
2 . The drill should be slowly rotated to ensure a clean hole.
鉆頭必須緩慢轉動，以保證鉆孔平整光滑。
3 . It took five years to drill down to bedrock.
耗時五年才鉆到了基巖。
4 . The dentist commenced to dig, drill and finally fill the offending tooth.
牙醫開始在那顆有問題的牙齒上挖洞，鉆孔，直到最后把它補好。
5 . His hands were clasped behind him like a drill sergeant.
他雙手背在身后，像一個教官。
drill相關短語搭配
+seed drill, drilling machine
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