窗帘拉上了一半以遮挡阳光。The curtains were half drawn to cut out the sunlight.普利茅斯海洋研究所的科学家一半有学士学位，另一半则有博士学位。Half of PML's scientists have first degrees, the other half have PhDs.与此同时，黑胶唱片的销售量在1992年下降了一半，只有670万张。Meanwhile, sale...
大多数海洋腹足纲软体动物在某些幼体阶段形成一种有纤毛的游泳器官。Most marine gastropod mollusks develop a ciliate swimming organ in certain larval stages.因此,研究者转向研究缺乏纤毛的突变异种老鼠的细胞.So the researchers turned to mutant mice with cells that lacked cilia.目的了...
德国法律禁止在德国本土倾倒有害废料。German law forbids the dumping of hazardous waste on German soil.孟买和本土间有一条堤道相连.Bombay is linked to the mainland by a causeway.1944年秋，盟军从安齐奥与萨勒诺攻入意大利本土。In autumn 1944 the allies invaded the Italian mainl...