中間 ちゅうかん けん発光 はっこう現象 げんしょうであれば
chūkan ken hakkōgenshōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 中間圏発光現象

1. If it were intermediate-range luminescence phenomenon; If intermediate-range luminescence phenomenon occurs

Ba Conditional