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- Dangerous effluent is being poured into our rivers. 有害的废水正流入我们的江河里。
- The drilling troops mustered on the hill. 演习部队在小山上集合起来了。
- The effluent from the factory makes the river unsafe for swimming. 工厂放出的废水把这条河弄得不能游泳了。
- The workman is drilling in the wall. 工人正在墙上打孔。
- Drilling is cutting a hole with a drill. 钻削就是用钻头钻一个孔。
- A certain discharge of possible radioactive effluent. 一定量的可能有放射性的废水。
- The chemical companies are poisoning our rivers with effluent. 这些化学公司排出废水污染著我们的河流。
- At six we were fallen in for drill. 六点钟我们站好队准备操练。
- The noise of the drilling is intolerable. 钻孔的噪音让人受不了。
- The sound of that drill jangles horribly on the nerves. 那台钻机的声音响极了，十分刺耳。
- 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。
- drilling effluent 钻井污水
- 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。
- All effluent discharges are now under control. 现时所有污水排放已受到管制。
- 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。
- After months of drilling, oil was found off the coast. 经数月钻探，在沿海找到了石油。
