For controlling source pollution from the sources, sloping land management in the headwater regions is necessary.为了从源头上控制农业面源污染,必须根据土壤生物热力学原理,以土壤为中心, 大力治理坡地.In arid climates, surface water is generally better than water ...
Total devotion it certainly was, slavish devotion some would say.这当然是绝对的忠诚，有人也许会称之为俯首帖耳，唯命是从。a slavish adherence to the rules墨守成规She herself insists she is no slavish follower of fashion.她坚称自己绝不会一味地追随时尚。...
Adult phototaxis and first instar larva eat rotten organic matter.成虫有趋光性,初孵幼虫喜食已腐烂的有机质.Molly razzed me about my rotten sense of direction.莫利笑话我糟糕的方向感。the putrid smell of rotten meat烂肉的臭味That's a rotten thing to say!...