The discovery of the cowpox vaccination let the danger of vaccination more less, and cost lest.牛痘术的发明使种痘的危险性更小, 花费也降到最低,故而很快在全世界推广开来.In nineteen century, Enligh doctor Pearson came to Macao to spread the cowpox vaccinati...
Plants have different mechanisms of dispersal for their spores.植物传播孢子的方法各不相同。police trained in crowd dispersal在疏散人群方面受过训练的警察The police ordered the dispersal of the crowds gathered round the building.警方命令聚集在建筑物四周的人群散开。...
他是个不惜利用他人成就作踏脚石的人。He was a man who traded on the achievements of others.小溪潺潺流过多石的河床.The brook warbled over its rocky bed.我知道这失明的母亲的眷眷的心,柔石的的拳拳的心.I know the heart of that blind mother and Rou Shi's devotion....
There have been growing tensions within the trading bloc.贸易同盟国的关系越来越紧张.The Liberal Bloc voted for the tax increase.开明集团投票赞成增税.This regional bloc has fallen apart.这一地区性集团已土崩瓦解....
His dark socks, I could see, had a stripe on them.我能看出他的深色袜子上有道条纹.The book has a diagonal black stripe on the cover.书的封面上有条连接对角的黑斜线.Each white petal had a stripe of red.每一片白色的花瓣上都有一条红色的条纹....