Pleural sac
[医] 胸膜腔
🧩 词语组成解析
a. 胸膜的, 肋膜的\\n[医] 胸膜的
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
But I'm sure he has a few bags with him on the train.
不过我相信他在火车上还有几件行李的。
A kite will never be a good hawk.
鸢永不会变成隼。
The other was much farther away from the hive.
另一个远离蜂箱。