飞往也门的664号航班即将起飞,这是最后一次登机广播.This is the final boarding call for Flight 664 to Yemen.对也门的形势起着决定性作用的,与其说是权力的集中,倒不如说是权力的分散.The defining aspect of Yemen is the diffusion of power rather than the concentration of it.马里卜 - 夏布瓦盆...
In the 19th century, inbreeding nearly led to the extinction of the royal family.19世纪，近亲婚配几乎导致皇室宗族灭绝。Endodeme is a deme composed of predominantly closely inbreeding but dioecious individuals.同系同群种是由近亲繁育占优势,但雌雄异株的个体组成的同群种...
These liabilities prompted development of agarose and agarose - acrylamide gels.这些不稳定性促使琼脂糖和琼脂糖 -- 丙烯酰胺凝胶的发展.Diacetone acrylamide ( DAAm ) was prepared by reacting acrylonitrile with diacetone alcoholammonia.以二丙酮醇和丙烯腈为原料...
In the past, British convicts could be sentenced to transportation.过去, 英国的囚犯可能会被判流放.If the illegal gains are very large the counterfeiter shall be sentenced to fixed - term imprisonment of not less than three years and n...
I'll give her a platinum ring.我打算送给她一枚白金戒指.Platinum exceeds gold in value.白金的价值高于黄金.Metals commonly mixed with gold are nickel, platinum, and copper.通常与金混合的金属有镍 、 铂和铜....