Freon exists both in liquid and gaseous states.氟利昂有液态和气态两种形态。Ref. Freon piping to be done air - tightness test and vacuum test.冷藏氟利昂管系密性试验和真空试验.It adopts Freon to refrigeration. It is safe and reliable.采用氟里昂制冷, 安全可靠,温度自动...
Her jacket was at the boutique waiting for alteration.她的短上衣放在时装店里，要做些改动。Prices may be subject to alteration.价格可能会有所变动。The shirt needs alteration.这件衬衣需要改一改....
He suggested that tangling fishing gear should be made a criminal offence.他提议，缠绕捕鱼器材应该算刑事犯罪。All the newspapers wanted to do was to photograph the police officers tangling with the demonstrators.报纸最希望拍到的就是警察和示威者扭打的场面。Furt...
检察员掏出手帕，擦了擦眉头。The Inspector took out a handker-chief and mopped his brow.他掏出一块手帕，擤了擤鼻子。He took out a handkerchief and blew his nose.还好我买了很多手帕。It's a good thing I brought lots of handkerchiefs....
质子的质量几乎是电子的2,000倍。Protons are nearly 2000 times as heavy as electrons.质子是物质的基本粒子。A proton is an elementary particle of matter.中子和质子构成了原子核.The neutrons and protons form the core of the atom....
历史记载了不少私生龙子龙孙的大名,却不能告诉我们小麦的起源.History records the name of royal bastard but cannot tell us the origin of wheat.她是他的私生女.She is his unlawful daughter.那个小孩是私生的.The little boy is unlawful....