The film company collapsed, leaving Chris jobless and minus his life savings.电影公司垮了，克里斯没了工作，也失去了他一生的积蓄。They were expecting the jobless rate to hold steady.他们预计失业率会保持稳定。They joined the ranks of the jobless.他们加入了失业者的行列。...
Mitochondria are present in all eukaryotic cells.一切真核的细胞都有线粒体.That cell hybridization can be used to dissect regulatory mechanisms controlling gene expression in eukaryotic cells.杂交细胞能被应用于剖析真核细胞中控制基因表现的调节机理.Plasmids are ...