s. difficult to deal with
a. 麻烦的, 令人讨厌的
1. The noisy neighbors are very troublesome at night.
吵闹的邻居在晚上非常麻烦。
2. This math problem is quite troublesome for me to solve.
这个数学题对我来说相当棘手。
3. Taking care of a pet can be troublesome if you are busy.
如果你很忙,照顾宠物可能会很麻烦。