It took years to understand many perplexing diseases.许多疑难病症要耗时数年才能搞明白。...the perplexing vagaries of politics.复杂难解、变幻莫测的政坛风云It took years to understand many perplexing diseases...许多疑难病症要耗时数年才能搞明白。This might seem very perp...
With repeated applications of weedkiller, the weeds were overcome.经过反复施用除草剂，杂草得以彻底根除。Weeds had swallowed up the garden.花园里杂草丛生。If left unchecked, weeds will flourish.如果不加以遏制，杂草就会疯长。...
Two of history's worst natural catastrophes occurred in 1970.1970年发生了历史上最严重两次自然灾害.The Swiss deposits contain evidence of such catastrophes.瑞士的遗址里还有这种灾难的证据.Periodic local catastrophes reduce populations.周期性的局部地区的灾变降低...
The late-night parties make the hotel a haven for night owls and a hell for anyone with children.那些深夜派对把酒店变成了夜猫子的乐园，对于带着孩子的人们则成了地狱。'Clumsy fellows,'said I;'they must still be drunk as owls.'“ 这些笨蛋, ” ...
Making the clear picture for deburring i . e . pinhole.制作每工序的清晰的去毛刺图示化的作业指导书.E . Fix the bath towel wreath on the base with the M 5 inner hexangular set screw.将主体用M5的内六角紧顶螺钉固定在底座上.Accordingly, Wiener could conclude that ...