sludge
n.
"mud, mire, ooze," 1640s, of uncertain origin, possibly a variant of Middle English slutch "mud, mire," or a variant of slush, n..
| 词汇 | sludge |
| 词根词缀 | Online Etymology Dictionary sludge n. "mud, mire, ooze," 1640s, of uncertain origin, possibly a variant of Middle English slutch "mud, mire," or a variant of slush, n.. |
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