The recession is definitely at an end.经济衰退无疑已经告终。When our day's work was at an end we hastened there.当天工作一结束,我们就急忙赶到那里.The court has passed sentence and the matter is now at an end.法庭已经作出了判决，现在这件事已经告一段落。...
分子的疏水性跟分子的体积和极性有关.The hydrophobicity is related to molecular volume and polarity.采用浸没式疏水性中空纤维膜组件.An immersion - typed drainage hollow fiber membrane component is adopted.丙纶作为疏水性纤维的同时, 又有着优越的导湿性能.In addition to good water...
Confine the use of insecticides to the evening and do not spray plants that are in flower.只在晚间使用杀虫剂，而且不要对正在开花的植物喷药。In remote regions, the air is pure and the crops are free of poisonous insecticides.在偏远地区，空气很纯净，庄稼也不施用有毒的...
The American plane makers continue to accuse Airbus of unfair competition...美国飞机制造商继续指控空中客车公司不正当竞争。The company has steadily been losing market share to Boeing and Airbus.该公司的市场份额持续不断地被波音公司和空中客车公司抢走。Buying that airbus was...