ちょう ちょう距離 きょり干渉 かんしょう けいじゃありませんでした
chōchōkyorikanshōkeijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 超長距離干渉計

1. Was not a super long-distance interferometer.; Was not an extremely long-distance interferometer.

Past/Perfective
Negative
Polite
Terminal Form
Astronomy