バイオ燃料 だった
baionenryōdatta
1. Was biofuel.
Noun
#213431
1. Was biofuel.
1. bio-
2. biotechnology
1. biotechnology
1. nuclear fuel
1. fuel
1. Probably violin.; It's likely a violin.
1. biotechnology with; by means of biotechnology
1. Biotechnology.
1. If/when nuclear fuel; In the case of nuclear fuel
1. Wasn't nuclear fuel.