餐后要刷牙，而且每天要使用牙线清洁牙缝。Brush your teeth after each meal and floss daily.电动汽车迷们说，电动车清洁、无噪音而且经济。Fans of electric cars say they are clean, quiet and economical.那对双胞胎为一系列家用清洁产品做广告。The twins endorsed a line of household cleaning...
我认识德里克时，他是个非常出色的舞者。When I met Derek he was ever such a good dancer.这场比赛将由来自威尔士的德里克·贝文执法。The match will be refereed by Derek Bevan from Wales.德里克让我相信这个想法是可行的。Derek persuaded me of the feasibility of the idea....
As he lay in his hospital bed that night, he cried as he contemplated his future...那天晚上，他躺在医院的病床上，想到未来，他哭了起来。For a time he contemplated a career as an army medical doctor...有段时间，他考虑去当军医。The men contemplated the treasure ...
What may be done to reduce the influence of intractable opponents?能做些什么来减少那些难缠的反对者的影响呢？It emerged as the most intractable issue of our era.它成了我们时代最难解决的问题.The economy still faces intractable problems.经济仍然面临着一些棘手的问题。Object...