这起事故再一次引发了人们对于工厂安全性的质疑。The accident again raises questions about the safety of the plant.社区迅速作出反应，宣传安全性行为。The community reacted quickly and spread the word about safe sex.购车者们更感兴趣的是汽车的安全性和可靠性，而不是它的速度。Car buyers are more ...
较轻的推进器采用液态氢, 较重的采用自燃推进剂.The lighter version used liquid hydrogen, the heavier used hypergolic propellants.这个工厂为弹道导弹生产推进剂。The factory produces propellant for ballistic missiles.挤压 式 发动机对推进剂中溶解的气体特别敏感.Pressure - fed engine...
Smallness is the antithesis of largeness.小是大的对立面.The authority of his voice is undermined by the smallness of his build.瘦小的身形削弱了他声音中的权威感。In a way, the smallness of the room added to its luxury.在某种程度上, 房间窄小反倒显得更加华丽....
Until the beating, Cantanco's eyesight had been weak, but adequate.挨打前坎坦科的视力就一直很弱，不过也还勉强看得见。Her ambition to become an artist was thwarted by failing eyesight.她想成为艺术家的梦想由于视力衰减而破灭了。His paintings had become more impres...
他们沿校墙挖沟.They dug a dike along walls of the school.挖沟以排水.Dig trenches to drain away the water.他们挖沟以阻止森林大火蔓延.They dug trenches to keep the forest fire from spreading....
他沿原路返回树林,爬上一棵粗壮的大树.He backtracked into the wood and climbed a tall tree.那两个粗壮的警卫俯身抓住他的胳膊才制服他.The two sturdy guards had stooped to take him by the arms.我想,那里现在大概有一位胳膊粗壮的女管家了吧.I suppose there is some matron with beefy fore...