除了疫病外, 许多批评家把异种移植看作是资源的巨大浪费.Plagues aside, many critics see xenotransplantation as a colossal waste of resources.许多人靠这条水质受污、可致疫病的河流来取水。Many people were dependent for their water supply on this pestilential stream.疫病突袭这座城...
他们是千万拉丁青年的榜样。They are role models for thousands of young Latins.她失去了那个美貌青年的爱.She has lost ( in ) love of the beautiful youth.她渴望得到那个美貌青年的爱情.She desired the love of the handsome youth....
Except for the transitional elements, valency electrons are in the outermost electron shell.除去过渡元素外, 价电子位于最外面的电子层.Transitional metals ( Fe 3 + ) play an extremely important role in catalyzing CLA oxidation.变价金属离子 ( Fe~(3...