Herons Ardeidae, sparrows ( Passerinae ) and common magpies ( Corvidae ) are suggested as useful bioindicators of environmental pollution. 建议选择野生鹭类 、 麻雀和喜鹊等鸟类作为指示生物监测环境中的重金属污染.
Here were crumbling tenements, squalid courtyards and stinking alleys.随处可见破烂的住房 、 肮脏的庭院和臭气熏天的小胡同.The tenements are in a poor section of the city.共同住宅是在城中较贫苦的区域里.A two - family house has two tenements.一座两家合住的房屋含有两所住宅....
The workers were glorying in their new-found freedom.工人们因才获得的自由而无比喜悦。I could hardly get to sleep for glorying over it.心里那么得意洋洋,我几乎连觉都睡不着.They might refrain from glorying in them.她们可以收敛一下那副得意洋洋的神态....