该行业一直在努力开发一些可以替代这些气体的无害物质。Industry has been working at developing harmless substitutes for these gases.一种气体的密度the density of a gas你如何计量气体的体积？How do you measure the volume of a gas?...
Man keeps the natives of many climates in the same country.人类把许多不同气候的产物畜养于同一地方.We are trying to detect and understand how the climates change.我们正努力探寻并理解气候是如何变化的。We are trying to detect and understand how the climates cha...
She would be guilty of betraying her own mother.她会犯下背叛自己母亲的错误。to be guilty of complicity in the murder犯凶杀同谋罪The finder of a wallet who takes it home may be guilty of theft.将钱包据为己有的人可能会被控盗窃。...
I am frightfully sorry.我非常抱歉。You're frightfully good at this sort of thing.你做这种事特别拿手。I'm frightfully sorry, but I can't see you today.太对不起了, 我今天不能见你.The shadows in the room deepened. It grew frightfully a ...