unobtrusively
🇺🇸
/ˌʌnəbˈtruːsɪvli/
🇬🇧
/ˌʌnəbˈtruːsɪvli/
in a way that does not draw attention to oneself
She unobtrusively placed the book on the shelf.
她不引人注目地把書放在書架上。