鞭毛的旋转可以推动细菌在水中行进。The rotation of flagella pushes the bacteria through the water.微管还用于建造中心粒,基体, 纤毛和鞭毛.Microtubules are also used in the construction of centrioles , basal bodies , cilia and flagella.单胞体 单细胞 的微生物, 尤指单'...
By the end of 1955 only two million handicraftsmen had been organized.一九五五年底以前只组织了二百万人.The owner - peasants and the master handicraftsmen are both engaged small - scale production.自耕农和手工业主所经营的,都是小生产的经济.Their position is ...
After the war he resumed his duties at Emmanuel College.战争过后，他重新开始了在伊曼纽尔学院的工作。To our Leader : To Emmanuel Goldstein.'为我们的领袖爱麦虞埃尔果尔德施坦因干杯. ”By the side of Victor Emmanuel every quarrel should be forgotten, all rancou...
By the late eighties their number had grown fourfold.到80年代末的时候，他们的数量已是原来的4倍。For a diagnosis of tularemia you need a fourfold increase in serum antibody levels.要诊断是兔热症,她的血清抗体等级需要有4个部分的增长.Electric hand is basic be electric...
The sword chirps in the casket, period is with.剑鸣匣中, 期之以声.She heard nothing but the chirps and whirrs of insects.除了虫的鸣叫声外,她什么也没听见.The chirps of the small garden birds sounded distant.远处传来庭园小鸟的鸣啭。The linnet chirps her ver...
如果使用得当，避孕套是很有效的避孕手段。Condoms are an effective method of birth control if used with care.虽然多数避孕套含有杀精剂，但也有一些是不含的。Although most condoms contain spermicide, there are some manufactured without.想到老师将分发避孕套给学生使一些家长愤慨不已。The prosp...