| 单词 | epiboly |
| 释义 | Word Frequency epiboly(ɪˈpɪbəlɪ) nounWord forms: plural -lies embryology a process that occurs during gastrulation in vertebrates, in which cells on one side of the blastula grow over and surround the remaining cells and yolk and eventually form the ectoderm Derived forms epibolic (ˌɛpɪˈbɒlɪk) adjective Word origin C19: from Greek epibolē a laying on, from epiballein to throw on, from epi- + ballein to throw |
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