problem

n. /ˈprɑːbləm/ A1

问题；难题

A difficult situation or matter that needs to be dealt with.

仙境例句

The Gryphon had a problem: the Mock Turtle cried too much to finish his story.

狮鹫遇到了一个难题：假海龟哭得太厉害，故事总也讲不完。