drill
drill的意思是：钻孔机；钻床；训练演习；反复练习。
例句：The drill is a vital tool for the construction industry.
钻孔机是建筑业中一种重要的工具。
【记】dr(拼音da ren，大人)+ill(病)→大人病了，还坚持训练。
用作名词(n.)
- The dentist"s drill made a lot of noise.
牙钻发出很大的噪音。 - Jack used a drill to bore a hole in the wall above the fireplace.
杰克用钻子在壁炉上方的墙上钻孔。 - Today"s art lesson came to an abrupt end when the gongs sounded for a fire drill.
今天的美术课因火灾演习的铃声大作而突然结束。 - You"d better set a goal before you start the drill.
练习开始前，你最好设定一个目标。 - There"ll be a fire-drill this morning.
今天上午有消防演习。 - You should finish your English grammar drills in the class.
你应该在课堂上完成语法练习。 - A plow equipped with a double moldboard that turns up the soil on each side of the furrow,often having an attached drill for seed planting.
双壁开沟犁，犁头后部有两块曲面铁板的犁，可翻开犁沟两边的泥土，常附有播种机。
用作动词(v.)
- Listen to the first paragraph, then let them drill in teams.
听第一段,然后分组练习。 - Let"s drill them in English pronunciation.
我们来给他们做英语发音训练。 - The workman is drilling in the wall.
工人正在墙上打孔。 - We had to drill down 200 feet to find water.
我们只好往地下钻两百英尺找水。 - The soldiers drill every morning.
士兵每天早上操练。
1. drill hole：钻孔
2. drill bit：钻头
3. drill press：钻床
4. drill rod：钻杆
5. tapping drill：攻牙钻
6. core drill：钻芯机
7. diamond drill：金刚石钻
8. drill bit diameter：钻头直径
9. drill bit type：钻头类型
10. drill depth：钻深
11. drill speed：钻速
12. drill tool：钻具
13. drill bit wear：钻头磨损
14. drill bit life：钻头寿命
15. drill hole accuracy：钻孔精度
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