亚马孙河流域已有40万平方公里的森林遭到滥伐。400,000 square kilometres of the Amazon basin have already been deforested.由于滥伐，巴西的森林总覆盖面积正在每年减少百分之一。One percent of Brazil's total forest cover is being lost every year to deforestation.洪水是由于滥...
目的确定家蝇幼虫匀浆液的抗病毒作用.Objective To define the antiviral activity of Musca domestica larva homogenate.方法: 采用点滴法测定家蝇对杀虫剂的半数致死量.Methods: We measure the LD of flies on insecticides standard drop way.目的确定家蝇幼虫血淋巴的抗病毒作用.To define t...
He was dizzy with the scorching sun.他被炎热的太阳晒得晕头转向。Peasants are busy weeding under the scorching sun.农民在炎炎烈日下忙着除草。The product possess the best scorching quality of sulfonamide type accelerators.本品具有次磺酰胺类促进剂最好的防焦烧性能.a scor...
But we are now a much more fragmented society...但我们现在所处的是一个更加四分五裂的社会。Europe had become infinitely more unstable and fragmented.欧洲已经变得相当不稳定，也越来越分化。The epithelium of the smaller bronchi was fragmented and partially desquam...