sac造句
2024年04月28日 00:25:33
Amniocentesis is the removal of fluid from the amniotic
sac.
羊膜穿刺術(shù)是從羊膜囊抽取羊水的技術(shù).
The heart sounds are muffled when the pericardial
sac is distended with fluid.
當(dāng)心包充滿液體時(shí)心音減弱.
Starch grains present in the embryo
sac and placenta are utilized by the embryo.
存在于胚囊和胎座中的淀粉粒為胚胎所利用.