She screeched her disapproval.她尖叫着不同意。A frown is often an intimation of disapproval.皱眉头常常表示不赞许.Despite the disapproval of the Asgard , the Goa'uld became a great threat to the Milky Way.尽管asgard的反对, goa'uld成了很大...
一只金刚鹦鹉站在栖木上冲他尖叫。A macaw screeched at him from its perch.鸟停歇在栖木上.The bird took its perch.其它保护措施是可在种子园中到处设置木制的栖木.Other protection can be obtained by providing wooden perches througout the orchards....
顺? 反 测验可以用来确定遗传的功能单位――顺反子.Application of the cis - trans test defines the genetic unit of function, the cistron.结果: 1.P3G9-L为单Lac启动子同时驱动Fd段及K链 的双顺反子的可溶性Fab段表达载体.Results: P 3 G 9 - L can express soluable Fab fragment and ...