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ectoderm
US /'ektəˌdɜ:m/
・
UK /'ektəʊˌdɜ:m/
A1 初級
n.
名詞
外胚層 ; 外細胞層
影片字幕
為什麼四肢會成雙成對? (Why Do Limbs Come In Pairs?)
02:23
The
ectoderm
becomes the skin and nervous system,
Above the gut, the mesoderm and
ectoderm
are messing around.
B1 中級
簡單的動物。海綿、水母和章魚--生物速成班 #22 (Simple Animals: Sponges, Jellies, & Octopuses - Crash Course Biology #22)
11:31
and the
ectoderm
, the "outside" -derm,
Their second evolutionary break is in their
ectoderm
,
B2 中高級
如何鍛鍊肌肉,根據科學 (How to Build Muscle, According to Science)
08:40
divide into three distinct layers — the endoderm, mesoderm, and
ectoderm
. Literally
B1 中級
丹-西格爾博士--從人際神經生物學的角度來看待復原力和同理心的發展。 (Dr. Dan Siegel - An Interpersonal Neurobiology Approach to Resilience and the Development of Empathy)
29:43
see what this like...where the outer layer so the
ectoderm
actually
it up and do it again. So the outer layer called the
ectoderm
is going to
B1 中級