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- straight taper shank subland drill 直锥柄阶梯钻
- solid carbide subland drill 整体硬质合金阶梯钻
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- subland drill 阶梯钻头
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- 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。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- This drill can bore through rock. 这台钻机能钻透岩石。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- What's the drill for claiming expenses? 费用报销的手续，是怎样的?
- 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。
- The pupils filed out of the room during the fire drill. 在消防演习中，学生们排成纵队走出房间。
- It's an electric drill with a range of different attachments. 这是一个带有各种配件的电钻。
- A shaft on which a working tool is mounted, as in a dental drill. 心轴用于安装工具的蕊棒，如牙钻蕊棒
- As the diamond tip of the drill revolves, it is lubricated by mud. 在钻机的金刚钻头旋转的时候，泥浆便进行了润滑。
- The English teacher tried to drill into his students how to write articles. 这位英语老师试图通过反复练习教给学生写作。
- The noise of the drill pounded at my ears. I thought I would lose my hearing. 钻机的噪音隆隆震耳。我想我的耳朵都要震聋了。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- Oil whooshed up when the drill hit the well. 当钻孔机钻井时，石油喷了出来。
