英语词汇“θ18940”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	θ18940
释义	the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > ovum or ootid > yolk > tread (12) strainc1305 The germinal vesicle in the yolk of an egg. cock treading1573 An opaque, whitish spot in a fowl's egg, spec. the germinal disc. Cf. cock's tread, n. kenning1585 The cicatricula or tread of an egg. tread1593 The cicatricula or chalaza of an egg; = treadle, n. 3. cock's tread1647 An opaque, whitish spot in a fowl's egg; spec. the germinal disc, previously thought to indicate that the egg had been fertilized. Cf. cock treading… gallature1650 The germ in an egg. treadle1658 = tread, n. 6b. Now dialect. cicatricula1664 Biology. A round white spot on the surface of the yolk-bag of a bird's egg, consisting of the germinal vesicle. strind1671 (In form strine.) = strain, n.1 3. gemma1692 (See quot. 1692) Obsolete. rare. chalaza1704 Zoology. Each of the two membranous twisted strings by which the yolk-bag of an egg is bound to the lining membrane at the ends of the shell, and… segmentation cavity1888 = blastocele n. at blasto-, comb._form affix.
随便看	parasympathetics parasympatholytic parasympathomimetic parasynapsis parasynaptic parasynaptically parasyndesis parasyndetic parasyndetically parasynesis parasynetic parasynovitis parasyntheses parasynthesis parasyntheta parasynthetic parasyntheton parasyphilitic paratacamite paratactic paratactical paratactically paratarsial paratartaric paratartaric acid

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