詞語：ectoderm
ectoderm的同義詞
n. ectoblast ，exoderm
ectoderm的解釋
ectoderm['ektədə:m]n. [生]外胚層，外細胞層
ectoderm的意思
ectoderm 外胚層;外胚葉;外層;外細胞層;blastodermal ectoderm 胚盤外胚層;ectoderm ectomy 外胚層切除術;provisional ectoderm 釋義：臨時外胚層;mbryonic ectoderm 胚外外胚層;
ectoderm的參考例句
1.Bilateral oal thickenings of the surface ectoderm, called nasal placodes, then develop on each side of the inferior part of the frontonasal prominence. 外胚層表面呈雙邊卵圓形增厚形成鼻板，然後發展成為額鼻隆起的下半部分。
2.Embryonic stem cells (ESCs) are total potent stem cells, which have properties of prolonged multiple-propagation in vitro, can differentiate into ectoderm, mesoderm and endoderm. 胚胎干細胞是具有在體外無限擴增且可向外、中、內三胚層分化的全能幹細胞。
3.It includes diseases mainly involving oral mucosa, dermatogic diseases involves oral mucosa, some diseases with both ectoderm and mesoderm origins and oral manifestation of systemic diseases. 同時發生於皮膚或單獨發生於口腔粘膜上的皮膚疾病；合併起源於外胚層和中胚層的某些疾病的口腔表現；全身或系統性疾病的口腔表現。
ectoderm的短語及翻譯
n.勞貝爾氏層,牢貝爾氏層 - blastodermic ectoderm
n.絨膜外胚層 - chorionic ectoderm
n.表皮外胚層 - epidermal ectoderm
n.上皮外胚層 - epithelial ectoderm
n.體表外胚層 - extraembryonic ectoderm
n.牢貝爾氏層,原始外胚層 - primitive ectoderm
n.勞貝爾氏層 - primitve ectoderm
n.二層外胚層 - two-layered ectoderm