多元 たげん接続 せつぞく方式 ほうしきじゃありませんでした
tagensetsuzokuhōshikijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 多元接続方式

1. Was not multi-connection method.; Was not a multi-connection system.

Past/Perfective
Negative
Polite
Terminal Form
Telecommunications