vitellus
名词 n.
英文释义
名词 n.
-
The contents or substance of the ovum; egg yolk.
— In the sarcodo there takes place a process which may be in some measure compared with what occurs in the vitellus after the fecundation of an ovum. The granules becoming united together form groups, which soon divide and subdivide […]
- Perisperm in an early condition.
- An oily substance adhering to the spores of Lycopodium.
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词源
From Latin vitellus (“the yolk of an egg”). Doublet of veal.
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数据来源: Wiktionary