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
You can say he's more of a politician than a statesman.
你可以说他更像政客而不像政治家。
My car could win in a race against her junky car any day!
我的新车在任何一天去赛车，都能赢过她的旧汽车的。
Do you want to make it earlier or later?
要提早还是延迟呢？