メタンだろう
metandarō
1. Probably methane.; It will likely be methane.
★ Common
Noun
#1263667
1. Probably methane.; It will likely be methane.
1. methane
1. methane gas
1. seems; I think
2. right?; don't you agree?
1. Probably okay.; It'll probably be alright.
1. Of methane; Methane's
1. Unfortunately likely.; Probably regrettable.
1. With methane; By methane
1. Not quite.; Probably not.
1. How old could they be?; Probably around… (age)