Randolph's work was exclusively concerned with the effects of pollution on health.伦道夫的著作专门论述污染对健康的影响。The snowcoach concept in Yellowstone provides low-impact, low-pollution access.在黄石公园里使用雪车这一想法，为人们提供了一种对环境低影响、低污染的游...
...the need to control environmental pollution...控制环境污染的需要Pollution is the price we pay for an overpopulated, over industrialized planet.污染就是我们为这个人口过密, 过度工业化的星球所付出的代价.Environmentalists say a critical factor in the city&#...
终于有人叫来警察驱散他们。Eventually the police were called to move them on.他拒绝离开那座大楼，于是人们叫来了警察。Police were called when he refused to quit the building.萨拉首先想到的就是跑回去把马克斯叫来。Sarah's first thought was to run back and get Max....
Catholics pray to Mary as an intercessor.天主教徒向玛利亚祈祷，并把她看作仲裁者。At least nine out of ten Mexicans are baptised Catholics.墨西哥人至少有9/10是受洗的天主教徒。His early experience enabled him to break down barriers between Scottish Catholics...