A plug had been inserted in the drill hole.钻孔已塞上了塞子。The drill should be slowly rotated to ensure a clean hole.钻头必须缓慢转动，以保证钻孔平整光滑。It took five years to drill down to bedrock.耗时五年才钻到了基岩。...
Formulate pre - proposal on fire fighting and emergency evacuation and organize regular fire drill.制定灭火和应急疏散预案,定期组织消防演练.Get the special drill bit to bore the correct-size hole for the job.做这个活儿要拿个特殊的钻头来钻个大小合适的孔。You'...
The Irvine group and their collaborators are testing whether lasers do the job better.欧文研究小组和他们的合作伙伴正在测试激光是否会更为有效。Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory laser...
Bunbury flopped down upon the bed and rested his tired feet.邦伯里重重地倒在了床上，让他疲惫的双脚休息一下。O'Leary made to open the door, but Bunbury forestalled him by laying a hand on his arm.奥利里想去开门，但是邦伯里抢先一把摁住了他的胳膊。Bunbury groped in h...