unintentionally

副词

1. 1

   无意地、不经意地、非故意地

   She unintentionally revealed the surprise party to her brother.

   她无意间向哥哥透露了惊喜派对的事。

2. 2

   不小心、不小心地

   He unintentionally deleted the whole folder while cleaning up his files.

   他整理档案时不小心把整个资料夹删掉了。