“yolk sac”的概念、定义、翻译、参考文献-科学参考

单词	yolk sac
释义	yolk sac One of four extraembryonic membranes that supports embryonic development; the first site of blood cells and circulatory system function.
随便看	synthetic peptide-based erythropoiesis stimulating agent synthetic peptides E-PRA and E-PSM vaccine synthetic protegrin analog synthetic retinoid Synthoestrin Synthroid Synthroid Syntocinon syringe systematics systemic systemic acquired resistance (SAR) systemic chemotherapy systemic disease systemic inflammatory response syndrome systemic lupus erythematosus systemic mastocytosis systemic radiation therapy systemic scleroderma systemic sclerosis systemic therapy systole systolic pressure T138067 T1E28z CAR-expressing autologous CD4-positive T lymphocytes

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