This paper advances the preparation method of erucamide by direct ammonolysis of rape oil. sol - vent crystallization. 本研究提出菜籽油直接氨解、溶剂脱脂、蒸馏预分离、溶剂结晶提纯制取芥酸酰胺的方法.
Burning sulfur from the wreck has forced evacuations from the area.残骸上燃烧着的硫黄迫使人们撤出该地区。There were more evacuations in Missouri where levees have been topped by rising flood waters.在密苏里州,因洪水泛滥许多防洪堤被水覆盖了,越来越多的居民都搬迁了....
May I borrow your phone to call a locksmith?我可以借用你的电话打个电话给锁匠 吗 ?I think we'll probably have to call a locksmith.我想我们可能得打电话叫锁匠来.The locksmith is repairing locks.锁匠正在修锁.Love laughs at locksmith.春闺锁不住。...
Her life has been per-manently blighted by his heinous crime.他犯下的滔天罪行给她的生活蒙上了永久的阴影。Her life has been permanently blighted by his heinous crime...他犯下的滔天罪行给她的生活蒙上了永久的阴影。...thousands of families whose lives were blighted by...
Fewer than a thousand giant pandas still live in the wild.只有不到1,000只大熊猫仍然在野外生活。Pandas have only one or two young at a birth.熊猫每胎产仔一、二只.Pandas are an endangered species.熊猫是濒危物种。...
He that lies down with dogs must rise up with fleas.近朱者赤,近墨者黑.The whole family inclines to rise up early.全家人都愿意早起.They finally rise up and burst their fetters.他们最后挺身而起,挣开枷锁....
Keep off the subject of politics.勿谈政治。The doctor has advised him to keep off fattening food.医生已建议他不要吃致肥食物.He told the boys playing football to keep off the grass.他告诉那些踢足球的孩子们不要践踏草坪....
现在城里人很讲究穿而且穿得很时髦.Nowadays, everyone in the city was very clothes - conscious and fashionable.城里人以为乡下人思想迂腐.City dwellers think country folk have provincial attitudes.农民的收入本应该与城里人的收入相当。Farmers were meant to get an income c...