Pkn
[医][=parkinsonism]帕金森（氏）综合征
🗣️ 情景例句
How was your school-board meeting last night?
昨天晚上你们的联合校董会会议开得怎么样？
The greatest of faults is to be conscious of none.
最大的错误就是不认识错误。
Thanks. Let's put these books in the box.
谢谢，把这些书放到箱子里。