天平动
Traditional form:
天平動
Pinyin (reading):
tiānpíngdòng
Definitions:
- (astronomy) libration
Characters:
- 天 - sky, heaven; god, celestial
- 平 - flat, level, even; peaceful
- 动 - to move, to happen; movement, action
Traditional characters:
天平動
tiānpíngdòng