Problemist
n. 棋题设计(或研究)家
🗣️ 情景例句
Next time you are in town, drop me a line.
下次你在城里的时候给我写信吧。
A swine over fat is the cause of his own bane.
猪死都因身过肥；象以齿焚。
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。