unknowingly
🇺🇸
/ʌnˈnəʊɪŋli/
🇬🇧
/ʌnˈnəʊɪŋli/
in a way that you are not aware of what you are doing or what is happening
She unknowingly left the door unlocked, which allowed the thief to enter.
彼女は気づかずにドアを施錠せずに留めたため、泥棒が侵入することができた。