苦恼 (kǔ nǎo): โรคกลัว

Recently, work pressure has been heavy, and he often suffers from insomnia; he is very troubled by this.

She is distressed about her son's academic performance and doesn't know how to help him improve.

When choosing a major, he felt very conflicted because he was interested in several fields.

What troubles him is that no matter how he explains, his girlfriend doesn't believe him.

The project has been making no progress, and the entire team is extremely frustrated about it.