inadvertently
🇺🇸
/ˌɪnədˈvɜːrtntli/
🇬🇧
/ˌɪnədˈvɜːtntli/
Accidentally; without meaning to.
I inadvertently dropped the glass and it shattered on the floor.
我不小心把玻璃杯掉了,它在地上摔碎了。