バタフライバルブだろう
batafuraibarubudarō
1. Probably a butterfly valve.
Noun
#1826282
1. Probably a butterfly valve.
1. valve
1. butterfly (swimming stroke)
2. G-string; gee-string
1. seems; I think
2. right?; don't you agree?
1. Of valve; Valve's
1. Probably okay.; It'll probably be alright.
1. with the valve; by the valve
1. It is a valve.
1. If/when valve
1. If/when valve; Provided valve