They have had serious effects upon the biota of stream.它们对河流中的生物群体产生严重影响.The past decade has witnessed the discoveries of various important fossils from the Mesozoic Jehol Biota.摘要最近十多年来,我国在热河生物群各门类生物研究方面取得了一系列重要的发现和成果....
I'm sad that Julie'smarriage is on the verge of splitting up.朱莉的婚姻濒临破裂，我为此感到难过。Her parents are rumoured to be on the verge of splitting up.据说她的父母快要离婚了。The big Irishman was on the verge of losing his cool.那个高大的爱...
Alkyd resins are often modified with other resins to obtain specific properties.多元醇酸树脂通常用其它树脂改性以获得特殊的特性.The alkyd is cross - linked by the amino resin during baking.这种醇酸是氨基树脂在烘烤时交联而成.High gloss, Fullness, Hardness, Compa...
The union issued an order instructing its members not to work overtime.工会发出指示,不让会员超时工作.These new orders for our manufactures will mean working overtime.这些订购我们产品的新订单意味着要加班.He pulls in a lot of overtime pay each month.他每月挣...
The floods were a cataclysm from which the local people never recovered.经历了这场特大洪水,当地人民元气大伤,很难恢复.The extinct volcano’s eruption would mean a cataclysm for the city.死火山又重新喷发,对这座城市来说意味着大难临头。The cataclysm flooded the entire ...