topsoil

topsoiltopsoilD.J.:[ˈtɔpsɔil]K.K.:[ˈtɑpˌsɔɪl]n.1.■表土(层); 耕作(层)The topsoil has been almost completely washed away.表层土壤已差不多完全给冲走了。

---

topsoil['tɔpsɔil]n.1.■[美国英语]表土；表土层；土壤耕种层vt.1.■用表土覆盖2.■去掉(土地的)表土

topsoiltopsoil[ˈtɔpˈsɔil]n.1.■表土, 耕层, 上层土, 天然矿土

---

词性变化topsoil[ˈtɔpˈsɔil]vt.1.■用天然矿土筑路2.■去掉(地面)表土