Problemist
n. 棋题设计(或研究)家
🗣️ 情景例句
Compliments of the Watermill Inn. Watermill Inn
请客。
The radio is out of order.
这收音机坏了。
who has beenworking or worrying about serious things for six days,
为严肃的公务操劳或烦恼了6天的