歳差 さいさ運動 うんどうではありませんでした
saisaun dōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 歳差運動

1. Was not differential rotation.; Was not a difference in rotational speed.

Past/Perfective
Negative
Polite
Formal Register
Astronomy
Physics