Alec blotted his copybook — got sent home for bad behaviour.亚历克因为行为恶劣被遣回了家，一下子名声扫地。Yuri gave a copybook display.尤里的表演堪称完美。It was a copybook operation by the police.警方的这一行动非常出色。...
Alec blotted his copybook — got sent home for bad behaviour.亚历克因为行为恶劣被遣回了家，一下子名声扫地。It was a copybook operation by the police.警方的这一行动非常出色。copybook phrases in the essay在文章中的陈腐短语Yuri gave a copybook display.尤里的表演堪称完美。...
These developments were foreseen in embryo more than a decade ago.这些发展早在十多年前的萌芽阶段就已预见到。Breakfast television arrived in British life precisely a decade ago.准确地说，早间电视节目于10年前进入英国人的生活。A decade later, the company has gone fro...
R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.The results show that zinc acetate - stearic acyloxy has thermal stability and synerg...