英日字典： しらないあいだに
しらないあいだに
- 知らないまに：
(exp,adv)
at some time, without being noticed
before one knew
before one realised
- 知らないあいだに：
(exp,adv)
at some time, without being noticed
before one knew
before one realised
- 知らない間に：
(exp,adv)
at some time, without being noticed
before one knew
before one realised
