Suddenly a bolt of lightning crackled through the sky.突然一道闪电划破长空。If the soil dries out the plants may bolt.如果土壤过干，植株可能会过早结实。Loosen the bolt so the bars can be turned.松一松插销，好转动门闩。...
He slides the bolt in place to keep the door from swinging.他推上插销,使门不摇晃.There was the rasp of a bolt and the door opened.门闩发出刺耳声响,门开了.Remove the inboard seatback pivot bolt.拆卸内侧座椅背枢轴螺钉.When I pushed his door open, Trevor ...
早期研究已证实鞣花酸具有防紫外线作用.Earlier studies have suggested it has a photo protective effect.浆果富含鞣花酸, 研究表明它可以抗癌.And berries contain ellagic acid, which some studies show may fight cancer.研究了用紫外分光光度法测定鞣花酸含量的一种新方法.A new method for d...
A massive rock fall trapped the men as they operated a tunnelling machine.这些工人在操作隧道挖掘机时被大量的落石困住了。The workers were tunnelling through solid rock.工人们正在坚石中挖掘一条通道.The prisoners had escaped by tunnelling.犯人挖地道逃跑了....