blastoderm

blastoderm

美 [b'læstod?rm] 　英 [b'læst??d?:m]

• n.【生】胚盤；胎盤；囊胚層；巴拉斯馱登
• 網絡巴拉斯駝登

詞形變化

復數：blastoderms  

英漢解釋

n.	1. 【生】胚盤 2. 胎盤 3. 囊胚層 4. 巴拉斯馱登 5. 【生物學】胚盤,胚膜 6. 胚珠外衣 7. 胚盤 8. 巴拉斯駝登

英英解釋

n.	1. a layer of cells arising from the repeated division of a fertilized mammalian egg that develops into an embryo

例句

Daughter nuclei moved towards the egg surface in the form of cometic energids to form blastoderm during the cleavage.

卵裂時子核以“彗星”狀活質體向卵表面遷移，形成胚盤；

germ ring The thick end rim of the blastoderm evident during late blastula and gastrula stages.

胚環胚膜的增厚邊緣發生在囊胚晚期與原腸期階段的時候。

embryonic shield Thickened shield-like area of the blastoderm at caudal edge of the germ ring.

胚盾胚膜的胚環尾部邊緣增厚而像盾甲一樣的區域。