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- cylindrical auger 筒形钻
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- Keep down of you'll be hit by shell fragments. 别起来，否则你会被弹片击中的。
- The snail retreated into its shell. 蜗牛缩进壳里去了。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- A shell splinter embedded itself in the wall above his head. 在他头上方的墙壁上嵌有一块小小的贝壳片。
- 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。
- After a long drill he told the squad to fall out. 操练了好半天之后，他让这个班解散了。
- The building was burned to a shell. 大楼被烧得只剩下空骨架。
- The despair left him a mere shell of a man. 他陷入绝望，形同躯壳。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- She crumbled an empty snail shell in her fingers. 她用手指捏碎了一个空蜗牛壳。
- This drill can bore through rock. 这台钻机能钻透岩石。
- A snail's shell is spiral in form. 蜗牛壳是螺旋形的。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- Keep down or you'll be hit by shell fragments. 别起来，否则你会被弹片击中的。
- The building was destroyed by an artillery shell. 这座建筑物被炮弹炸毁了。
- What's the drill for claiming expenses? 费用报销的手续，是怎样的?
- The stone was pecked and ground into cylindrical pestles. 石头被凿开并被磨成一根根圆柱形的杵。
- The class is chopped up into small groups for oral drill. 为进行口语训练，班级分成为几个小组。
