drill

noun

1. 钻；钻头；钻床；钻机
   a tool or machine with a pointed end for making holes
   1. an electric drill
      电钻
   2. a pneumatic drill
      风钻
   3. a hand drill
      手钻
   4. a dentist's drill
      牙钻
   5. a drill bit (= the pointed part at the end of the drill )
      钻头
2. 练习；训练
   a way of learning sth by means of repeated exercises
3. （应对紧急情况的）演习
   a practice of what to do in an emergency, for example if there is a fire
   1. a fire drill
      消防演习
4. 军事训练；操练
   military training in marching, the use of weapons, etc.
   1. rifle drill
      步枪操练
5. 正确的步骤；常规；程序
   the correct or usual way to do sth
   1. What's the drill for claiming expenses?
      报销费用的手续是什么？
6. 粗斜纹布
   a type of strong cotton cloth
7. 条播机
   a machine for planting seeds in rows

verb

1. 钻（孔）；打（眼）
   to make a hole in sth, using a drill
   1. Drill a series of holes in the frame.
      在构架上钻一串孔。
   2. They're drilling for oil off the Irish coast.
      他们在爱尔兰沿海钻井采油。
   3. He drilled through the wall by mistake.
      他误将墙壁钻穿了。
2. 培训；训练
   to teach sb to do sth by making them repeat it a lot of times
   1. The children were drilled to leave the classroom quickly when the fire bell rang.
      孩子们接受了如何在火警拉响时迅速离开教室的训练。
   2. a well-drilled team
      训练有素的队伍
3. 作…演习；操练
   to train soldiers to perform military actions

现在分词:drilling 名词复数形式:drills 过去分词:drilled 过去式:drilled 第三人称单数:drills

drill 钻，训练

来自PIE*tere, 转，磨，词源同turn. 训练义可能来自军事操练，向前转，向后转等。

1. Keep the drill steady while it ascends and descends
   打钻和提钻时要保持钻头平稳。
2. It took five years to drill down to bedrock.
   耗时五年才钻到了基岩。
3. Get the special drill bit to bore the correct-size hole for the job.
   做这个活儿要拿个特殊的钻头来钻个大小合适的孔。
4. The drill should be slowly rotated to ensure a clean hole.
   钻头必须缓慢转动，以保证钻孔平整光滑。
5. You'll have to disassemble the drill.
   你得拆开这个钻头。
6. He drilled into the wall of Lili's bedroom
   他在莉莉卧室的墙上钻了个孔。
7. There have been proposals to drill for more oil
   有人提议钻探更多的石油。
8. The team is still drilling.
   钻探队还在钻探。
9. The teacher runs them through a drill — the days of the week, the weather and some counting.
   老师带他们做了反复练习：一周中每一天的叫法、天气和数数。
10. He drills the choir to a high standard.
    他将合唱团训练到了一个高水平。
11. The Marines carried out a drill that included 18 ships and 90 aircraft
    海军陆战队进行了有18艘军舰和90架飞机参与的训练。
12. His hands were clasped behind him like a drill sergeant.
    他双手背在身后，像一个教官。
13. The dentist commenced to dig, drill and finally fill the offending tooth.
    牙医开始在那颗有问题的牙齿上挖洞，钻孔，直到最后把它补好。
14. A plug had been inserted in the drill hole.
    钻孔已塞上了塞子。
15. How much longer are the builders going to be blasting away with that damned drill? It's enough to send anyone up the wall.
    那些建筑工人用那个该死的钻子到底还要钻多久？真使人烦恼！
16. The drill is over.
    操练完毕。
17. The soldiers were at drill in the barrack-yard.
    士兵们在兵营练兵场操练。
18. The grain was sown in drill.
    这种谷物是条播的。
19. I need a drill to make a hole for the rod.
    我需用钻在杆上钻个孔。
20. The speaker tried to drill in his point but the crowd was not interested.
    发言人力图把他的观点灌输给听众，然而听众却不感兴趣。
21. This is a good drill for learning how to use English verbs.
    这是一个学习英语动词的好练习。
22. Parents often try to drill into their children how much they owe them.
    当父母的常常冲着孩子唠叨说，他们对儿女恩重如山。
23. The soldiers will have drill this afternoon.
    士兵今天下午出操。
24. He's just back from drill.
    他刚下操回来。
25. After being dismissed, the soldiers rested on the drill ground.
    队伍解散后，战士们在操场上休息。
26. Theoretical and experimental study on the reliability of micro drill is carried out.
    首次对微小钻头可靠性进行了理论和试验研究。
27. The drill pipe that was broken has been found.
    断了的钻杆被找到了。
28. A mixture of clays and water; pumped down the drill pipe to lubricate and cool the drilling bit.
    泥土和水的混合物，顺钻杆而下，起润滑和冷却钻头的作用。