くるま々間 通信 つうしんじゃなかったです
kuruma matsu ushinjanakattadesu

Noun
Desu Copula

The polite, past negative form of 車々間通信

1. Wasn't communicating by car-to-car communication.; Wasn't in constant contact.

Past/Perfective
Negative
Polite
Casual Register
Computing