在1,2--二亚甲基环丁烷中并不发生这种现象.This phenomenon does not occur with 1 - 2 - dimethylenecyclobutane.环丁烷主要成 “ 蝶式 ” 构象存在.Cyclobutane exists predominantly in a " butterfly " conformation.四 号 溶剂主要成分为液化丁烷.The main component in 4 # solv...
The parties concerned include the promoter, shareholders, directors and supervisors and managers.其当事人包括公司发起人 、 认股人 、 董事、监事、经理等.90% of managers wanted to see more freight carried by rail.90%的经理希望看到更多的货物经由铁路来运输。The anti - ...
He is a descendent of Queen Victoria.他是维多利亚女王的后代.The City of David awaits the homecoming of David's descendent.今夜,大卫之城等候大卫之裔归来.From its physics function character, quality is inferior, and have descendent tendency.从...
I was close enough to the elk to hear its labored breathing.我离那头麋鹿非常近，能听见它吃力的呼吸声。It was quite an Elk night.真是我们兄弟会的盛会.To the north, ELK Mountain is another well - known landmark, about 100 miles distant.在北边, 埃尔克山脉是另一处著名的...
There have been seven coup attempts against the beleaguered government.风雨飘摇的政府已经遭到了7次未遂政变的打击。The military were plotting a coup...军方正在策划一场政变。Her position as national leader has been weakened by persistent fears of another...