| 单词 | mantle-fold |
| 释义 | > as lemmasmantle-fold mantle-fold n. (a) a fold in a cloak (rare); (b) Zoology a fold in the layer of epidermal tissue enclosing the body of a mollusc, cirripede, or brachiopod. ΚΠ 1815 W. Scott Lord of Isles ii. xi. 53 Whence the broach of burning gold, That clasps the Chieftain's mantle fold. 1848 T. J. Newbold in Q. Jrnl. Geol. Soc. 4 i. 337 The mother-star [in Cyathophylla]..is often surrounded by broad radiated mantle-folds. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 692 They [sc. the valves of Coelomate Metazoa] are lined by two mantle folds or extensions of the body walls. a1933 J. A. Thomson Biol. for Everyman (1934) I. xv. 396 The Nudibranchs or sea-slugs, without shell, mantle-fold, or true gill. 1961 J. Stubblefield Davies's Introd. Palaeontol. (ed. 3) ii. 39 The edges of these mantle-folds are thickened. < as lemmas |
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