problem
这个词的含义 :
场景示例 :
同义词 :
反义词话 :
定义 :
1. A difficulty that has to be resolved or dealt with.
2. A question to be answered, schoolwork exercise.
3. A puzzling circumstance.
4. difficult to train or guide; unruly.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1. a source of difficulty
2. a question raised for consideration or solution
3. a state of difficulty that needs to be resolved
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.