照顾孩子于她是一件不得空闲的苦差事。The way she did it, mothering was a full-time job.我和诺曼被委派去干这件苦差事.Norman and I were deputed for the unpleasant task.他有个苦差事,是要为全队物色食宿的处所.He got lumberedwith the job of finding accommodation for the whole ...
Objective To evaluate the control effects of twelve rich - d - trans allethrin coils and allethrin coils against mosquitoes.目的测试以富右旋反式烯丙菊酯和烯丙菊酯为有效成分不同品种盘香对淡色库蚊的防治效果....
Remember that when both of you were in need, I was the one who loaned you money.记住，在你们两个都有困难的时候，是我借钱给你们的。Johann Fust , a local venture capitalist, loaned him 800 guilders in 1450.约翰·福斯特, 一位当地的资本家, 1450年贷给他800荷兰盾.Securiti...
用电解法可以把水分解为氧和氢.Water can be reduced to oxygen and hydrogen by electrolysis.化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.这个工作激起了另一场关于可允许的解法的争论.This work stirred up another ground for controversy about the allow...