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'...
He could rest only when he was too drained of energy to fret further.只有当他精疲力竭无力再操心时他才能得以休息。Cease from anger and forsake wrath ; Do not fret ; it leads only to evildoing.诗37:8当止住怒气、离弃忿怒.不要心怀不平、以致作恶.She'll fret hersel...
The children could be seen hacking across the hillside on their ponies.可以看到孩子们正骑着小马穿过山坡。They drove the ponies into a corral.他们把矮种马赶进了畜栏。She has a mania for ponies.她特别喜欢小马....
Peterson was let go after less than two years.不到两年彼得森就被解雇了。Peterson suddenly found himself in the thick of desperate fighting.彼得森突然发现自己身陷一场殊死搏斗中。Nicholas Lardy at the Peterson Institute in Washington is more circumspect....