她双手开始捻弄手提包的拎带。Her hands began to twist the handles of the bag she carried.她看到玛尼娅在鼻子底下捻弄着一片新绿的栗树叶子.She saw Manya twiddling a young green chestnut leaf under her nose.她坐在那儿捻弄手指上的戒指.She sat twiddling the ring on her finger....
我们拥有稳定的劳力、不断降低的利率以及低廉的石油价格。We'vegot stable labor, decreasing interest rates, low oil prices.不管怎么说，贝克尔从来就不是表现最为稳定的球员。Becker has never been the most consistent of players anyway.不太稳定的化合物被转换成了一种叫做Delta-ATHC的化合物。The les...
a moderately wealthy family一个普通富裕的家庭He was astronomically wealthy.他富甲一方。Wealthy people drank cacao and said it was good for the digestion.富人喝可可,说它对消化有好处.Rich dad stood and shut the creaky old wooden window that needed re...
目的构建β淀粉样前体蛋白裂解酶 ( BACE ) 特异性小干扰RNA真核表达载体.Objective To construct eukaryotic expression vector of siRNA specific for � � - site APP cleaving enzyme ( BACE ).褐藻胶裂解酶能裂解褐藻胶制备寡糖, 是一种重要的工具酶.Alginate lyase can degrade alginates ...