Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.某些苯代 ( 或多苯 ) 环氧乙烷是制取带苯环 ( 或二苯 ) 碳烯的极好原料.Note the presence of megakaryocytes, erythroid islands, and granulocy...
这些实生苗可以在田间把所需要的品种芽接上.These seedlings may be budded in the field to desired varieties.应用实生苗造林, 个体分化较大 、 生长参差不齐.Using seedling plant for planting, disintegration of individual was bigger, the growth was untrimmed.在橡胶树优良有性系...
He had sought work as a cowboy, rounding up cattle.他找了一份放牛的差事，负责把牛赶到一起。Fortunately, such cowboy firms are becoming rarer.幸运的是，这样的欺诈公司越来越少了。He wore frayed jeans and cowboy shirts.他穿着磨破的牛仔裤和牛仔衬衫。...
Soft clays are widely distributed in coastland and inland plain.软粘土在我国沿海和内陆平原都有较广泛的分布.She had been to the western borderline; she wanted to circle the eastern coastland.她走过了西部的边境线, 还想绕东部的沿海走一圈....
The average flow of the river is 200 cubic metres per second.这条河平均流量为每秒二百立方米.The volume of this container is 1000 cubic metres.这个集装箱的容量是1000立方米.The reservoir has in storage about 30 million cubic metres.这座水库贮水约3000万立方米....
这是个主题句.This is a topic sentence.主题句下都画了红杠.Red lines were drawn under the topic sentences.段中主题句和句中的关键词.The topic sentence and keyword in the sentences in segment....