unusual

It is very unusual for it to snow in this part of the country during summer.

(Chinese) 在这个国家的这个地区，夏天下一场雪是非常罕见的。

He has an unusual hobby of collecting rare stamps from small island nations.

(Chinese) 他有一个不寻常的爱好，就是收集来自小岛国的稀有邮票。