moodier , moodiest
If you describe someone as moody, you mean that their feelings and behaviour change frequently, and in particular that they often become depressed or angry without any warning.
David's mother was unstable and moody.
戴维的母亲情绪不稳定,喜怒无常。
If you describe a picture, film, or piece of music as moody, you mean that it suggests particular emotions, especially sad ones.
moody black and white photographs.
令人感伤的黑白照片。