chernozemn.
英 'tʃɜːnəzem
中文n. [土壤] 黑钙土；黑土带
词根词源
chernozem (n.)1842, from Russian chernozem, literally "black earth," from chernyi "black," from PIE *kers- "dark, dirty" (see Krishna) + zemlya "earth, soil," from Old Russian zemi "land, earth," from PIE *dhghem- "earth" (see chthonic).
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