- 原因不明{げんいん ふめい}の理由{りゆう}
unknown causes 意味
例文
- it was a strange disease with unknown causes
低等且奇怪 - a shiite muslim stationed at camp david . died of unknown causes two weeks ago .
1人はシーア派 2週間前に原因不明の死を - so we have someone dead of unknown causes , locked in a safe room for three weeks .
集中します 死因が不明の人の骨よ 部屋は3週間ロックされてた