夫妇俩进去之前在门阶上简短地说了几句.The couple chatted briefly on the doorstep before going inside.将空奶瓶放在门阶上。Leave empty milk bottles on the step.一对年轻人在门阶上亲吻拥抱。A couple of teenagers were kissing and cuddling on the doorstep....
They shut down the nuclear reactor for safety reasons.出于安全原因他们关闭了核反应堆。Emergency cooling systems could fail and a reactor meltdown could occur.紧急冷却系统有可能失灵，核反应堆有可能发生堆芯熔毁。the core of a nuclear reactor核反应堆的活性区...
The magazine will desist from such language after receiving complaints.杂志接到投诉之后将杜绝使用此类语言。I asked him to desist from abusing me in private to newspaper editors.我要求他停止私下向各报馆编辑诽谤我。You had better desist.你最好打消念头吧.The magazine...
两者通过普通的分馏彼此分离.It can be separated from each other by ordinary fractional distillation.气体分馏 - 间歇式聚丙烯联合装置中一些气体的排放会造成很大的浪费和环境污染.The gases light - ends unit may cause serious waste and environment pollution.分馏法只属物理方法,不能分解化合物...