它仍然是在反应中生成过渡状态的杂环的实例.It represents an example of a heterocycle being formed as transient species.在反应过程中被还原的杂环(46)可以方便地分离出来.The reduced heterocycle 46 conveniently separates out during the reaction.亚胺基杂环丙烷季铵盐的阳离子,一定是按协同反应...
The structural complexities must be unravelled.必须查明构造的复杂性.He hadn't unravelled the knot in her heart.他没能解开她心中的疙瘩.When she returned to America, the marriage unravelled.她回到美国的时候，婚姻破裂了。The legal tangle was never really...
Some regimes are administrated by formal organizations with large budgets and staffs.某些体系由拥有大量预算和职员的正式组织来管理.He and his staffs began throwing furniture out of the window.他和店员们开始向窗外扔家具.Many employers seek diversity in thei...
When she learned the sad news, she found it hard to choke back her tears.当她得知那个悲痛的消息时, 泪水止不住夺眶而出.I managed to choke back my tears.我设法止住泪水.Zhang Jingru has been in the top corner Molugetao but to choke back standing there...