Indirectly, I did cause her death. I shouldn'thave left her there.的确，她的死是我间接造成的。我不该把她留在那里。We knew all along but didn'thave the heart to tell her.我们一直都知道，但却不忍心告诉她。If not for John, Brian wouldn'thave learned...
One theory about the existence of extraterrestrial life rests on the presence of carbon compounds in meteorites.地球外存在生命的理论是基于陨星上存在碳化合物质这一事实的.Methane may have extraterrestrial significance.甲烷具有星际意义.In going through the ea...
他们开着征用的小车，在城里结队而行。They drove in convoy round the city in commandeered cars.这小车真轻巧.This car is really light.这辆小车外表看起来还不赖.The car is not bad in appearance....
Several aminopeptidases complete the hydrolysis of peptides into amino acids.几种氨肽酶把肽水解成氨基酸.The mechanisms of sorption - catalyzed organophosphate hydrolysis are not well understood.吸附催化水解有机磷的机制还不太清楚.Hydrolysis of polymer...