| 释义 |
top soil
基本英英例句Thesaurus
表土
名词 topsoil:
the layer of soil on the surfaceIf the topsoil is taken away by erosion, plants can no longer grow in the soil left behind.如果因水土流失而冲掉了表土，植物不能再在留下的土壤中生长。
The runoff sediment has higher clay content than the surface soil, andthe splash soil has higher fine sand content.通过对侵蚀上壤的颗粒组成分析表明，侵蚀对土壤颗粒具有选择性，径流侵蚀泥沙中粘粒含量比侵蚀表土含量高，溅蚀泥沙中细沙粒含量变高。as in.earth
同义词 clay,coast,dirt,dust,gravel,land,mud,sand,shore,surface,terrain,turfalluvium,clod,compost,deposit,fill,glebe,humus,loam,marl,mold,muck,sod,subsoildry land,peat moss,terra firma,terrane
反义词 sky
earthnoun ground, soil
alluvium,clay,clod,coast,compost,deposit,dirt,dry land,dust,fill,glebe,gravel,humus,land,loam,marl,mold,muck,mud,peat moss,sand,shore,sod,subsoil,surface,terra firma,terrain,terrane,topsoil,turf |