With di - iso - butyl dimethoxy DIBS, DQ catalyst was more sensitive to hydrogen regulation.使用二异丁基-二甲氧基硅烷, DQ催化剂的氢调敏感性更好.Ethylene Glycol Dimethyl Ether ( see 1 , 2 - Dimethoxy - ethane )亚乙基二醇 ( 见乙二醇 )Dimethyl 4,4'- ...
to make a quip说俏皮话To quip means to say something that is intend to be amusing or clever.Quip的意思是,说一些可能令人惊讶或者看起来很聪明的话.My advice is to ride it out, make an occasional smart - aleck quip.我的意见就是出去旅行, 并时不时地说些自作聪明的俏皮话....
Stubble side was brushy, that resulted from blunt sickle's reaping.茬口毛茸茸的, 一看就知道是钝口的镰刀收割的.One of them had been struck 13 times over the head with a blunt object.他们中有一个人的头部被钝器击打13次。Blunt injury to the chest may also ...
Airports have joined seaports as ports of entry for the visiting foreigner.机场和海港一样成为来访的外国人的入境关口.Sanya has 16 seaports, 10 islands and 180 km of coastline.三亚有16个港口 、 10个海岛和180公里的海岸线.She had picked up rare coins in seaport...