| 释义 |
topsoil美 ['tɑp.sɔɪl] 英 ['tɒp.sɔɪl] 过去分词：topsoiled 现在分词：topsoiling 第三人称单数：topsoils n. soil,earth,loam,dirt,peat 1. | 表土；表土层the layer of soil nearest the surface of the ground |
n. | 1. the upper fertile layer of soil, from which plant roots take nutrients 2. the layer of soil that is near the surface of the ground | v. | 1. to spread topsoil onto farming or gardening land to improve fertility 2. to remove the top layer of soil from farming or gardening land |
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