Sodium ethylate was used as catalyst in Baker - Venkataraman of cyclization, and all factors were studied.环合反应采用乙醇钠作为Baker-Venkataraman重排反应的催化剂, 研究了影响反应的各个因素....
Today on the streets of Montreal, opinion seems still to waver.今日在蒙特利尔的街头巷尾，人们的意见仍摇摆不定。The retrofit program will be carried out at the Montreal facilities.蒙特利尔将要开展市政设施的翻新改良工程。He won the discus at the Montreal Olympics.他在...
The product looks and burns like a regular cigarette.这种产品看起来和点燃后都与常见的香烟没什么两样。Newman poured more black coffee and lit a cigarette.纽曼又倒了些黑咖啡，接着点了支烟。He lit a half-cigarette and almost immediately put it out again.他点燃半支香烟，但又...
the appropriation of public money for a new hospital把公款拨作建造新医院之用The council could note an annual appropriation for this service.议会可以为这项服务表决给他一笔常年经费.In 1986, it limited its franking budget to half the total appropriation ...