くるま々間 通信 つうしんではありませんでした
kuru mama tsū shindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 車々間通信

1. Was not communicating by car-to-car communication.; Was not in car-to-car communication.

Past/Perfective
Negative
Polite
Formal Register
Computing