Complete the following sentences by filling the blanks with proper prepositions and adverbs.用适当的冠词和副词填空, 完成下列句子。Prepositions and conjunctions are particles.介词和连词是小品词.Many prepositions are used adverbially in English.在英语里...
IBM has also shifted its focus from mainframes to personal computers.IBM公司也把重心从特大型机转向了个人电脑。Digital priced the new line at less than half the cost of comparable mainframes.Digital公司新产品的定价比同类主机的一半还要低。This made its mini-com...
We are all genetically programmed to develop certain illnesses.基因决定了我们都会患上某些疾病。Top supermarkets are to ban many genetically modified foods.大品牌超市即将下架许多转基因食品。The deposit genetically belongs epithermal type related to magma...
Isocyanic acid p - chlorophenyl ester was obtained with triphosgene and p - chloroaniline as raw materials.以对氯苯胺和三光气为原料,合成对 氯苯 异氰酸酯.The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroanilin...