| 单词 | sand-tube |
| 释义 | > as lemmassand-tube sand-tube n. (a) Geology (see quot. 1841); (b) Zoology = sand-canal n.; also, a protective tube of agglutinated sand formed by some annelids; (c) Mechanics a conductor for sand. ΚΠ 1814 Trans. Geol. Soc. 2 532 Sand Tubes. 1841 W. T. Brande Man. Chem. (ed. 5) 276 (note) What are termed sand-tubes appear to be formed by the passage of lightning through a sandy soil which it fuses in its passage. 1857 P. H. Gosse Omphalos 202 Implements by which the sand-tube [of a Terebella] is thus built up. 1871 Jrnl. Franklin Inst. 195 An annular passage surrounding the sand tube. 1875 Encycl. Brit. II. 67/2 Large coherent masses of coarse gravel and sand-tubes are formed..by Sabellaria. < as lemmas |
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