メタンだったら
metandattara
1. If methane; When methane
★ Common
Noun
#1000567
1. If methane; When methane
1. if it's the case
1. not be found
1. methane
1. interactive
1. drop-by-drop; dripping
2. incessantly (esp. speaking, e.g. complaints, compliments); in great profusion
3. sluggishly; dawdling
1. to dribble; to spill
2. to suspend; to hang down
1. methane gas
1. If/when [to be/exist]; If/when [to live/reside]