往復 おうふく伝搬 でんぱん時間 じかんじゃないです
ōfukudempan jikanjanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 往復伝搬時間

1. It's not round-trip time.; It isn't round-trip time.

Negative
Polite
Casual Register
Computing