此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物.The immediate products of this reaction are alkali - metal derivatives of dialkyl phenylmalonates.以丙二酸做为调控剂,得到纤维状的碳酸钡晶体.Barium carbonate crystal with fiber structure was prepared from malonic a...
Carotenes are insoluble in water and soluble in oils and fats.胡萝卜素不溶于水，但可溶于油类和脂肪。The red dye on the leather is water-soluble.皮革上的这种红色染料可溶于水。Vitamin C is water soluble.维生素C可溶于水。...
原来的居民可能会认不出这个崭新的城镇了。The new town would have been unrecognisable to the original inhabitants.各公司正在把工作岗位转移至生活费用较低的城镇。Companies are moving jobs to towns with a lower cost of living.成千上万的难民涌入拥挤不堪的城镇和村庄。Thousands of refugees ...
他在用你家里的电源给他的车载蓄电池充电。He is using your mains electricity to recharge his car battery.他把剃刀插在插座上，给它充电。He plugged his razor in to recharge it.充电了 吗 ?Is it charged with electricity?...
...the discovery of the ozone hole over the South Pole...南极上空臭氧洞的发现...heavy, rain-laden clouds scudding across from the south-west.乌黑的雨云从西南方向掠过North and South will remain separate entities within a commonwealth until the...
the process of extrapolating推断的过程The figures were obtained by extrapolating from past trends.这些数据是从过去的趋势推断出来的。Extrapolating from his American findings, he reckons about 80% of these deaths might be attributed to smoking....
This has taken a great toll on me personally and professionally.这给我的个人生活和我的工作都造成了严重的不良影响。The opening months of 1987 were difficult, personally and professionally.无论从个人生活还是从工作上来说，1987年初的几个月都非常艰难。These tickets have been pr...