オゾンホールでした
ozonhōrudeshita
1. Ozone hole was.
★ Common
Noun
#132449
1. Ozone hole was.
1. hole
2. hole; cup
3. (electron) hole
1. pupil; disciple
1. to throw; to fling
2. to neglect; to abandon
1. ozone
1. dance hall; ballroom
1. par-four hole
1. ozone hole
1. becoming a pupil (of); becoming an apprentice
1. deci-; 10^-1