| 单词 | duck-gravel |
| 释义 | > as lemmasduck-gravel duck-gravel n. (see quot.). ΘΚΠ the world > the earth > structure of the earth > constituent materials > stone > stony material > [noun] > gravel or shingle > gravel > type of flood gravelc1420 river gravel1600 blue metal1699 slither1811 flint-gravel1865 plateau gravel1872 duck-gravel1885 peastone1909 pea gravel1911 1885 Daily News 14 July 2/2 Duck-gravel, a deposit like pumicestone, into which the ducks push their bills. Every ducker's place has a lump of this duck-gravel, a coralline stuff..like little oyster shells. < as lemmas |
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