Polymerization of isoprene in the presence of ( NdCl 3 + FeCl 3 ) n Phen HAl - ( i - Bu ) 2 was studied.本文报道由(NdCl_3+FeCl_3 ) ·nphen -HAl ( i -Bu ) _2催化体系引发异戊二烯聚合的结果.There is a great deal to learn from Hal's expert ...
There is a great deal to learn from Hal's expert approach.从哈尔熟练的方法中可以学到很多。Hal Sperlich was already at Chrysler when I arrived.我来到克莱斯勒公司时,哈尔·斯珀里奇已经先到.After a while everyone ceased to speak of Hal except in passing.过了...
His emotions became vague and shifted about like vapors.他的心情则如同一团雾气,变幻无常,捉摸不定.They have hysterics, they weep, they have the vapors.他们歇斯底里, 他们哭泣, 他们精神忧郁.Vapors from other continent arrived upon the wind.远洲异国的水汽,乘风来到这里....
They were godlike in their wisdom and compassion.他们有上帝般的智慧和同情心。His energy and talent elevate him to godlike status.他因精力充沛、才华横溢而被尊为神人。His energy and talent elevate him to godlike status...他因精力充沛、才华横溢而被尊为神人。The author tell...
His wife was fairly quiet but she is not an ostentatious person anyway.他的妻子几乎没有怎么开口，不过她本来就不是好出风头的人。an ostentatious display of wealth对财富的炫耀They were exact in outward ceremonies, diligent in washings , fastings, and long p...