► 名詞死因 [しいん] [tech]
meaning: death rank: 4☆
彼の死因は
発表されていない ⇨ The cause of his death has not been announced
More examples:- 死因は未だ公にされていない ⇨ The cause of death has not been made public yet
- 死因は窒息死だった ⇨ The cause of the death was suffocation
- 彼の死因は老衰だった ⇨ His cause of death was aging. He died of natural aging