当树木长大枝叶茂盛时,它们可以起到隔声的作用.Trees also serve as sound Barriers when full grown and leafed out.实施减轻环境影响的措施,包括建造隔声屏障和广泛植树.Environmental impact abatement measures including noise barriers and extensive planting.本文介绍一种新型电动机隔声罩.Th...
I couldn't entrust my children to strangers.我不能把孩子交给陌生人照看.He was forced to entrust an assistant with the important task of testing and demonstrating aircraft to prospective customers.他不得不将向潜在客户测试和展示飞行器的重任交托给一名助手。If ...
A pall of oily black smoke drifted over the cliff-top.一团油腻的黑色烟雾飘到悬崖顶上。We hiked the Grand Canyon, exploring Indian cliff dwellings.我们去大峡谷徒步旅行，探究印第安人的崖居。A waterfall cascades down the cliff from the hills behind.一处瀑布从身后山崖上飞...