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...
...a range of jewellery, plated with 22-carat nickel-free gold.一系列镀了一层22开无镍黄金的首饰Rhodium - plated scarf necklace with cubic - cut Comet Argent Light crystals; link chain.铑镀领巾项链立方切银彗星光晶体; 链.He has taken to travelling in an...
The axioms adopted by Euelid mere supposed to be self - evident truths.欧几里德用的公理都应看作是不证自明的真理.Further on, we can specify an algebra that consists of axioms for commutativity, distributivity, associativity, etc.进一步的, 我们可以定义...
他们过去常买10公斤重的整块牛肉。They used to buy ten kilos of beef in one lump.空气中充满诱人的烤牛肉香味。A tantalising aroma of roast beef fills the air.牛肉现在卖到了每磅30多卢布。Beef now costs well over 30 roubles a pound....