熱心
Common
I-adj
Noun
1
adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)
celo;entusiasmo
1
adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi)
zealous;enthusiastic;ardent;fervent;keen;eager
この本は彼の熱心な研究の成果である。
This book is a result of his enthusiastic research.