河狸寻找造窝的场所时是很挑剔的.A beaver looking for a building site is very choosy.河狸还不仅仅会造窝.But beavers do more than build their houses.水獭啃倒树木,以便取食物并获得造窝的材料.The beaver chews down trees to get food and material with which to build its ...
Music rang out adding to the gaiety and life of the market.音乐响起来了，给市场增添了一份快乐和生机。Her manner professed a gaiety that she did not feel.她的神态显出一种她并未实际感受到的快乐。Smiles, nods, and cheerful faces added to the general gaiety.微笑、点头和喜...
Thousands of pensioners were persuaded to mortgage their homes to invest in speculative bonds...几千名领取养老金的人被劝说用自己的住房作抵押去投资投机性债券。The minister has persuaded the banks to lighten the burden of the foreign debt...部长已经说服银行减轻外债...
A hydrocarbon was known to be either an alkene or alkane.某碳氢化合物已知可能是烯烃或是烷烃.Recent advance in researches of alkane uptake by microorganisms was reviewed.综述了近期在烃的微生物摄取机制方面的研究进展.Panagiotopoulos - Reid mixing rules are bette...