Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Plasma - polymerization of ethylene gives films of complex, uncertain structure.乙烯的等离子聚合得到复杂的, 无固定结构的薄膜.In...
Brits in the list include actress Tilda Swinton and heiress Jemima Khan.荣登此榜的英国名人还包括女演员蒂尔达斯文顿和豪门女继承人杰迈玛可汗.Say a bouquet, sister Jemima ,'tis more genteel.妹妹,用字文雅点儿, 说一束花.Jemima: Yes, I was foxed by two or three of t...
Consuming this amount of food could turn these fit players into fatties.这些体格健壮的运动员吃这么多会变成胖子的。Starting a new business, however small, is a time-consuming exercise.创办一家新企业，不管多小，都是件旷日持久的事。It was a time-consuming and fiddly ...
I thought of myself as a patriarch, dispensing words of wisdom to all my children.我把自己当作在向子女传授至理名言的一家之长。Each family of gorillas is led by a great silverbacked patriarch.每个大星星家族都由一个魁梧的、长着银色被毛的族长带领着。The patriarch of the ho...
The Three North Shelterbelt is a forestation undertaking.三北防护林带是一项造林事业.an otiose undertaking无用的承诺The MOD gave an undertaking to Saville that it had provided him with all relevant material.国防部向萨维尔保证已向他提供了所有相关的资料。Organizin...