regolith
n.
1897, from Greek rhegos "rug, blanket," from PIE *reg- (3) "to dye" (see raga) + lithos "stone" (see litho-).
| 词汇 | regolith |
| 词根词缀 | Online Etymology Dictionary regolith n. 1897, from Greek rhegos "rug, blanket," from PIE *reg- (3) "to dye" (see raga) + lithos "stone" (see litho-). |
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