ectoderm是什么意思
- 英式英标[\'ɛktə,dɝm]
- 美式音标[\'ektə(ʊ)dɜːm]
英文词源
- ectoderm (n.)
- 1853, from ecto- + -derm. Coined by Prussian embryologist Robert Remak (1815-1865). Related: Ectodermal.
实用例句
- 1. The outer layer of a blastula that gives rise to the ectoderm after gastrulation.
- 外胚层囊胚的外层,在原肠胚形成之后生后外胚层组织.来自互联网
