topsoil
英 [ˈtɒpsɔɪl]
美 [ˈtɑːpsɔɪl]
n. 表土; 表土层
BNC.24100 / COCA.16882
牛津词典
noun
- 表土；表土层
the layer of soil nearest the surface of the ground
柯林斯词典
- 表土（层）
Topsoilis the layer of soil nearest the surface of the ground.
英英释义
noun
- the layer of soil on the surface
双语例句
- Heavy rains washed the topsoil away. Deforestation causes erosion.
大雨把表层土冲蚀掉了滥伐造成（土地的）冲蚀。 - Study on Partical Size Variation of Topsoil under Different Land Use in Horqin Sandy Land
科尔沁沙地不同土地利用状态下表土粒度变异研究 - Dust storms occur when intense grazing strips pastureland of new growth, leaving the topsoil vulnerable to winds.
当密集的放牧导致新长好的牧草被啃光，让地表土容易被风刮走，沙尘暴就发生了。 - This topsoil tends to wash away.
表层土壤要冲掉了。 - If the vegetation is damaged on account of the mining or construction, measures must be taken to rehabilitate the topsoil and vegetation, thereby preventing soil erosion.
因采矿和建设使植被受到破坏的，必须采取措施恢复表土层和植被，防止水土流失。 - We calculated particle-size parameters using Moment law computation to study topsoil particle-size distribution of the Mo Us Desert.
通过对毛乌素沙地表土粒度测定，采用矩法计算粒度参数，研究毛乌素沙地的表土粒度特征。 - The storms cause respiratory illness, destroy crops and blow away precious topsoil.
沙尘暴引发呼吸道疾病、毁坏庄稼，并吹走了宝贵的地表土。 - This causes environmental damage when the topsoil is washed away by the rains.
雨水冲走表层土壤会造成环境破坏。 - Studies show that ski runs increase erosion and destroy plant life beyond simply the growth cut down for the runs; they can also cause permanent damage to topsoil and plants beneath the surface.
研究表明，滑雪道对植物的侵蚀和破坏不仅是砍伐它们、开辟坡道那么简单；它还会对表层土和地表以下的植物造成永久性破坏。 - Under flood conditions, great amounts of topsoil are washed to receiving streams.
在洪水泛滥时，大量表层土壤被冲刷到承受的水流中。