The destructive and malignant neoplasms of chorionic epithelium often arise from hydatidiform moles.破坏性和恶性的绒毛膜上皮癌往往是葡萄胎所引起.Serum alpha - fetoprotein ( AFP ) and beta - human chorionic gonadotropin ( � � - HCG ) levels we...
The imperial gallon is not the same size as the US one.英制的加仑与美制的容量不同.Unleaded gasoline rose more than a penny a gallon.无铅汽油每加仑涨了1分多。Four quarts constitute a gallon.四夸脱为一加仑....a gasoline tax of 4.3 cents a gallon.每加仑4.3分的...
The increased investment will help stabilise the economy.增加的投资将有助于经济的稳定。Earlier two holes were blasted into the ship's hull to let water out and stabilise the ferry.之前在船体上炸出了两个洞,以便把水排出,使船平稳下来。As the plane was tossed...
We were taught how to curtsy to the Queen.有人教我们如何向女王行屈膝礼。She swept him a curtsy.她走过时对他行了一个屈膝礼。The ballerina bobbed a curtsy ( to the audience ) before leaving the stage.那个芭蕾舞女演员在下台之前 ( 向观众 ) 行屈膝礼.We were taught how to cu...