Pus serosum
[医] 浆液性脓
🧩 词语组成解析
pus
[pʌs]
n. 脓;脓水;
🗣️ 情景例句
Would you kindly hold these keys, please?
请帮我拿一下钥匙。
No answer.
没有人接电话。
Over a year passed before the first attempt was made.
然而一年多过去了才有人出来尝试。