肺细胞约每周新老更替一次。Lung cells die and are replaced about once a week.昼夜更替.Day and night alternate.从事高等教育的人员新老更替极其缓慢。There has been very little renewal of personnel in higher education....
I was ashamed at my clumsiness and insensitivity.我为自己的笨拙和麻木不仁感到羞愧。Ben's biggest problem is clumsiness.本最大的毛病就是笨手笨脚。His clumsiness embarrassed him.他因自己的笨拙而感到尴尬。...
Their sporting reputation has suffered enormously from Johnson's exposure.由于约翰逊东窗事发，他们的体育声誉受到了严重损害。His sporting and political interests coalesced admirably in his writing about climbing.他在写登山的文章中，把自己对体育和政治的兴趣完美地结合了起...
Top-ranking sumo wrestlers attain superstar status.顶尖的相扑选手可获得超级明星的地位。The cheetah can attain speeds of up to 97 kph.猎豹的奔跑速度每小时可达97公里.The day is not far off when China will attain prosperity.中国的兴盛是可以计日程功的....
当页表变得非常大时,被分割的调页是有用的.Segmented paging is helpful when the page table becomes very large.分割和调页经常被结合为了改善在彼此.Segmentation and paging are often combined to improve upon eachother....
The hands are richly supplied with nerve endings.手上布满了神经末梢。It often happens that little beginnings have great endings.微不足道的开端往往会有伟大的结果.Note the endings of these regular past tense verbs.注意过去时态动词的结尾....