Propyl glycidyl ether ( PGE ) was obtained from propyl alcohol and epichlorohydrin by phase - transfer catalysis.以环氧氯丙烷和正丙醇为原料,通过相转移催化法合成了正丙基缩水甘油醚.The FBC ( fluorous biphase catalysis ) is a new nonaqueous immobilization...
The Queen has decreed her order.女王已经颁布了她的命令.The king decreed a general amnesty.国王颁布了大赦令。The minister decreed that there should be a full investigation.这位部长命令要作详细调查....
我把它打跑了，但小臂被咬了一口。I struck it away and got a bite on my forearm.那伙人也想过要揍他，但最后只是啐了他一口。The gang thought of hitting him too, but decided just to spit.他操着一口带有德国腔的英语问我在法国玩得是否愉快。He asked in his Germanic English if I was enjoying...