Polyandry alone is lacking - it took human beings to achieve that.所缺乏的只是多夫制,这一点只有人类才能做得出来.Men live in polygyny, while women in polyandry.男子过着多妻制的生活，而妇女则过着多夫制的生活。McLennan knew only three forms of marriage: polygyny, polya...
The explosives can be detected for the impact force of their deflagration with the modified cantilever.为了更进一步提高检测灵敏度,本文还提出了一种改进型悬臂梁的研制.Deflagration of combustible cloud formed by hydrocarbon fuels dispersed in air can ea...
Crystals may be insulators, semiconductors, or conductors.晶体可以是绝缘体, 半导体, 或导体.Semiconductors containing such impurities are called p - type semiconductors.含有这类杂质的半导体叫做P型半导体.It is not possible to name any particular conduc...
An unlimited number of copies can still be made from the original...仍可以由原件复印出无数份副本来。Don't resort to cheap copies; save up for the real thing.别买廉价的仿冒品，攒点钱买正品吧。He ran off a hundred copies on the duplicating machine.他在...
Two years ago, Gourmet innocently showcased cupcakes on its cover.两年前, 《美食家》天真地将杯子蛋糕放上杂志封面.He had innocently blundered into a private dispute.他稀里糊涂地卷入了一场私人纠纷。‘Oh, Sue went too, did she?’ I asked innocently.“哦，休也去了吗?”我故作天...
I owned a bookshop and desired to expand the business.我拥有一家书店，想要扩大业务。I hit on this book in a small bookshop.我在一家小书店里偶然发现了这本书.I got this book by chance at a second - hand bookshop.我赶巧在一家旧书店里买到这本书....