书籍以一星期两本的速率从印刷机印出.Books roll off the printing machine at the rate of two a week.一辆汽车开足了一九三○年新纪录的速率从后面追上来,眨眨眼就一直往前去了.A motorcar roared up behind him and flashed past.叶片的光合作用速率与产量的关系不大.Rates of leaf photosynthesis have lit...
Once its impurities had settled, the oil could be graded.一旦杂质沉淀下去，油就可以分级了。A filter will remove most impurities found in water.过滤器会滤掉水中的大部分杂质。Oil is refined to remove naturally occurring impurities.油经过提炼去除天然存在的杂质。...
She knew that her efforts to feign cheerfulness weren't convincing.她明白自己强作欢颜是瞒不了谁的.One morning, I didn't want to go to school, and decided to feign illness.有天早晨我不想上学，于是决定装病。They refuse marriage and even feign p...
两队打成了平手.The two teams drew.然而你打破平手的僵局赢得最后一盘赛.Then I won the tie - breaker to take the final set.接着我先得一分, 之后又是平手.Then it was my advantage, then deuce again....