The rate constants of radical and electrophilic addition to alkenes are dominated by different factors.烯烃的自由基加成和亲电加成速率受不同的因素控制.These should be four undetermined constants in the displacement function.位移函数中应有四个未定常数.Some w...
Two significant constants have been found in a number of research studies.若干研究已经发现了两个重要常量。These should be four undetermined constants in the displacement function.位移函数中应有四个未定常数.Another limitation is the lack of availabil...
He thinks the hebolong can win, and gambles five Schillings with me.他认为亥伯龙会赢, 与我赌五先令.He gambles on the stock exchange.他从事股票投机.Anyone who gambles the exchange has to be prepared to lose money.任何股票投机者都必须做好输钱的准备....
警察拦住她，把她带到了警察局。The police stopped her and took her off to a police station.他正要去多特的卧室，被默特尔拦住了。He started for Dot's bedroom and Myrtle held him back.直到那个男人拦住她的去路，她才注意到他。She did not notice the man until he moved into h...
They are assured of an enjoyable and trouble-free holiday.他们肯定会过一个愉快的无忧无虑的假日。It's nice to stay in a home rather than in an anonymous holiday villa.呆在家里比呆在单调乏味的度假别墅里要惬意得多。The alternation of sun and snow continued for...