Success is not final, failure is not fatal: it is the courage to continue that counts.--Winston Churchill成功不是终点，失败也并非末日，最重要的是继续前进的勇气。It is impossible to say who struck the fatal blow.很难判断是谁给了致命的一击。Statistically, ninety-e...
The worker was hence hit by the collapsed formwork fatal injury.该名工人被塌下的模板击中,伤重不治.Statistically, ninety-eight percent of all acute sunstroke cases are fatal.据统计，急性中暑病例中有98%是致命的。This short-sighted policy led to fatal resu...
The law should impose penalties on companies that use energy wastefully.法律应当严惩浪费能源的公司。Nearly 5,000 people a year are put behind bars over motoring penalties.每年有近5,000人因违章驾车而入狱。There are penalties for non-compliance with ...
牛群在湿地上吃草。Cows were grazing on the marshes.她赶着牛群穿过荒野.She drove the herd of cattle through the wilderness.他精心照料着牛群,不使它们瘦下来.He took care to keep the cattle from falling off....
其金属取代物能和环戊酮顺利地反应得到40.Its metallation and addition to cyclopentanone proceeded well to 40.以单质碘为催化剂合成了环戊酮乙二缩酮.Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.比较研究了三种含苄叉环戊酮基团的新型香豆素类光敏染料.Absorption spect...