英语词汇rock drill简单造句、意思、用法及例句-英语例句辞典

单词	rock drill
例句	原声例句 BBC 听力 2012年9月合集 The workers, most of whom are rock drill operators, had gathered at a football pitch near Marikana mine, cheered when they were informed of the 22% offer. 这些工人多为凿岩机操作员，他们聚集在Marikana矿附近一处足球场，欢呼称加薪22%了。
随便看	binding agreement binding arbitration binding board binding capacity binding clause binding commitment binding constraint binding constraints binding contract binding decision binding domain binding effect binding energies binding energies per nucleon binding energy binding energy per nucleon binding force binding force on binding law binding machine binding material binding materials binding mechanism binding medium binding mode

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