We tend to meet up for lunch once a week.我们往往每周共进一次午餐。Lung cells die and are replaced about once a week.肺细胞约每周新老更替一次。Meat was available once a week if at all.就算有肉，也是每周才吃一次。...
本文所持的论点恰恰是站在相反的立场。The argument contained herein takes exactly the opposite point of view.错误的态度会产生完全相反的效果。The wrong attitude will have exactly the reverse effect.持相反的论点就是试图为站不住脚的事情强辩。To argue otherwise is trying to defend...
Results: The corresponding microscopical characteristics and thin layer spots from the samples can be obtained.结果: 显微鉴别、薄层色谱鉴别可检出样品中相应的显微特征及薄层斑点.The causation of wheel breaking - up was analyzed through physical and chem...
达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.空罐经过熔炼后,还可重新利用.Those empty tins are then melted down and reused.在高炉中熔炼...