| 单词 | winter egg |
| 释义 | > as lemmaswinter egg winter egg n. (a) the egg of a domestic bird laid in winter; (b) Zoology a thick-shelled egg produced in the autumn by various (esp. freshwater) invertebrates, remaining dormant until the spring; = winter ovum n. ΘΚΠ the world > animals > invertebrates > bodies or parts > [noun] > winter eggs winter egg1840 winter ovum1841 1840 Domest. Animals 27 In guarding against cold and wet..consists the principal secret of having..winter eggs. 1841 Edinb. New Philos. Jrnl. 31 242 When they are of a rosaceous tinge, I look upon them as winter-eggs, analogous to those of many of the Rotiferæ. 1872 H. C. Bastian Beginnings of Life II. 514 The so-called ‘winter-eggs’ of the beautiful..Rotifer..Hydatina senta. 1995 R. F. Johnston & M. Janiga Feral Pigeons vi. 93 Winter eggs contain proportionally more albumen and less yolk than summer eggs. 2014 J. Olesen in J. W. Martin et al. Atlas Crustacean Larvae v. 29/1 Two types of eggs are laid:..(2) thick-shelled winter eggs (resting eggs) in which development is arrested at about the gastrula stage. < as lemmas |
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