| 单词 | imaginal disc |
| 释义 | > as lemmasimaginal disc imaginal disc n. a relatively undifferentiated group of cells, present in the early stages of an insect's development, which will develop into an adult organ before the final (imago) stage. ΚΠ 1874 Amer. Naturalist 8 662 A surprising analogy to the development of the Echinoderm occurs in the formation of the imaginal disks. 1963 C. M. Williams in J. M. Allen Nature Biol. Diversity 251 The specialized structures of the caterpillar are swept away and replaced by new organs arising from the imaginal discs. 2003 Focus July 53/4 As they develop from an egg and progress through several moultings, caterpillars retain 10 pairs of larval-cell bundles called ‘imaginal discs’. < as lemmas |
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