Spectinomycin is a kind of antibiotics with alkalescence and water - solubility . It is also called actinospectacin.大观霉素(spectinomycin)又称奇放线菌素或壮观菌素(actinospectacin),是一种碱性 水溶性 抗生素....
草垫子正在那里晾着.The straw mattresses are airing there.草垫子该晾一晾了.The straw mattress needs to be aired.他坐在草垫子上呆望着墙壁.He sits on his straw tick, staring at the wall....
Tables were covered with nightgowns, blouses , dresses , sweaters, scarves, hosiery - all kinds of cheap odds and ends.桌上摆满了睡衣 、 衬衫 、 毛衣 、 围巾 、 袜子等等各种各样的便宜杂货.I hate all my nightgowns.我讨厌所有的睡袍.I hate this nightgown. I hat...
Thenegative chronotropic response depended on timing of the stimulus burst within the car - diac cycle.结果心脏的负变时性反应取决于刺激猝发所在的心动周期时相.Regard each failure as a stimulus to further efforts.把每次失利看成对进一步努力的激励.The identified dopa...