单词 | endoderm |
释义 | en·do·derm (ĕndə-dûrm′) also en·to·derm (ĕntə-) n. The innermost of the three primary germ layers of an animal embryo, developing into the gastrointestinal tract, the lungs, and associated structures. Also called hypoblast. en′do·dermal adj. |
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