Serous sac
[医] 浆膜囊
🧩 词语组成解析
a. 如水的, 浆液的, 血清的\\n[医] 血清的; 浆液的
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
Please declare anything you're unsure of.
申请报告有你没太明确是否需要申报的东西。
How many dozen are you going to take?
你要拿几打？
Oh, cheer up!perhaps we didn't to do badly.
啊，别灰心！或许我们考得还不太糟。