Chorionic sac
[医] 绒毛膜囊
🧩 词语组成解析
[医] 绒[毛]膜的
sac
[sæk]
n. （动植物组织中的）囊，液囊;
abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。;
🗣️ 情景例句
And these coral earrings for my daughter are so pretty.
还有给我女儿的珊瑚耳环也非常漂亮。
I wish you wouldn't play the TV so loud.
希望你不要把电视机开得这么响。
In his youth, his father and grandfather often told him stories about their family history.
年轻时，他的父亲和祖父常常同他说起他们的家史。