When the judge summed up, it was clear he wanted a guilty verdict...当法官作结案陈词时，他明显想作出有罪裁决。One voter in Brasilia summed up the mood — "Politicians have lost credibility," he complained.一位巴西利亚的选民将人们的心情一言概之——“政客们已无信誉可言”，他抱怨道...
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...