您要查找的是不是：
- drill single twist 单钻
- single twist drill 单槽麻花钻
- Suitable for grinding the point of twist drill. 使用于麻花钻头机磨顶角。
- HSS twist drill bit. Packed in round plastic case. 塑筒装高速钢麻花钻。
- For making twist drill and straight flute drill. 制造麻花钻和直槽钻。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- 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。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
- 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 bridge crosses the river in a single span. 河上那座桥是单跨桥。
- The dentist's drill made a lot of noise. 牙钻发出很大的噪音。
- Do you want a single or a return ticket? 你要单程票还是往返票?
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- I have had to work for every single penny I earned. 我挣的每一便士都是辛苦工作得来的。
- What's the drill for claiming expenses? 费用报销的手续，是怎样的?
