cher.no.zem
n.（名词）A very black topsoil, rich in humus, typical of cool to temperate semiarid regions, such as the grasslands of European Russia.黑钙土：含丰富腐殖质的一种很黑的地表土，产于俄罗斯欧洲部分的草原地区等干旱温凉地带
来源：Russian chernozôm 俄语 chernozôm chôrny [black] chôrny [黑] Old Russian zem [earth] * see dhghem- 古普鲁士语 zem [土] *参见 dhghem-
【引伸】
cher.nozem.ic
adj.（形容词）
