連結 れんけつ送水 そうすい かんじゃなかったです
renketsusō suikanjanakattadesu

Noun
Desu Copula

The polite, past negative form of 連結送水管

1. Wasn't connecting the water pipe.; Didn't connect the water pipe.

Past/Perfective
Negative
Polite
Casual Register
Engineering