仍然有许多女性为了抚养孩子而离职。Many women still take career breaks to bring up children.她走上前去从即将离职的总统手中接过了就职腰带。She arrived to receive the sash of office from the outgoing president.年轻职工对不喜欢的工作更易擅自离职。Young workers are more willing to d...
到了20世纪30年代，手表几乎完全取代了怀表。By the 1930s the wristwatch had almost completely supplanted the pocket watch.“ 5点1刻, " 她身边的伙伴看了看一只精致的敞面怀表,说道." A quarter after five,'said her companion, consulting an elegant, open - faced wa...
应提倡温和碱性洗脱剂方法的探索.The development of Methods: That involve moderately alkaline eluents should be encouraged.脱脂奶粉是廉价的蛋白质洗脱剂.Nonfat dry milk is an inexpensive proteinaceous eluent.早期纯化这类抗体是用稀酸或稀碱洗脱.In early purifications of ...
胼胝质的染剂是苯胺蓝, 间苯二酚蓝和玫红酸.Callose stains are aniline blue, resorcin blue and rosolic acid.媒染剂有助于将染料附着于材料.A modent mordant helps fix the dye to the material.在染色过程中会用到叫做媒染剂的方法.A solution called a modent mordant is used in the ...