仄（zè）：形容诗文中的平仄，指声调的高低变化。也可指某种感情或气氛的低沉、沉郁。

How to read: zè

Usage: Used to describe the changes in pitch and tone in poetry. Can also refer to a certain emotion or atmosphere that is low and melancholic.

Example sentences:

1. 他的诗歌充满了仄和抑郁的情绪。

His poetry is filled with a sense of melancholy and depression.

2. 这首诗的平仄很有节奏感。

The rhythm of this poem's pitch changes is very rhythmic.

3. 她的声音有些仄，让人觉得她心情不好。

Her voice sounded a bit low, making people feel like she was in a bad mood.

4. 这部电影给人一种仄而沉重的感觉。

This movie gives people a sense of heaviness and melancholy.

5. 他在写作时喜欢使用平仄来表现他内心的感受。

He likes to use pitch changes in his writing to express his inner feelings.

Synonyms and usage:

1. 抑郁 (yì yù): depression, melancholy

Example sentence: 她一直处于抑郁状态，需要更多关怀。(She has been in a state of depression and needs more care.)

2. 沉闷 (chén mèn): dull, heavy

Example sentence: 这个房间里空气很沉闷。(The air in this room feels very heavy.)

3. 阴郁 (yīn yù): gloomy, sullen

Example sentence: 这个地方总是阴郁沉闷，让人感到不舒服。(This place is always gloomy and depressing, making people feel uncomfortable.)

Editor's summary:

仄 is a term used in poetry to describe the changes in pitch and tone. It can also refer to a certain emotion or atmosphere that is low and melancholic. It can be used synonymously with words such as 抑郁 (depression) and 沉闷 (dull).