Taking advantage of the good weather , the cocoon selling " expeditionary force'set out.他们这卖茧子的 “ 远征军”就此出发.The British Expeditionary Force was no more than a symbolic contribution.英国远征军不过是一种象征性的支援.This would imply r...
The vast forests of West Africa have shrunk.西非的大片森林面积已缩小了。I confess it with shame -- shrunk icily into myself, like a snail.我羞愧地忏悔了 —— 冷冰冰地退缩, 像个蜗牛.The peasantry has shrunk from 74.6 millions to 65.5.农民人数已从7460万减至6550万....
Methods: The synthesis uses urea as material process includes condensation, opening loop, chloridization and nitrosation reaction.方法以尿素为原料,经缩合, 开环, 氯化,亚硝化而得....