私下里，她担心她是不是真的够好。

Privately, she worries about whether she's really good enough.

《柯林斯英汉双解大词典》

主人命令我不能传送信息，除非在私下里。

My master ordered me not to deliver the message except in private.

《柯林斯英汉双解大词典》

过了不久，汤姆私下里组织了一个小朝廷！

Privately, after a while, Tom organised a royal court!

youdao

He responds to this grievous loss privately by taking it on himself, by seeking to master it himself, and specifically as a worker.

他私下里对失去孩子的痛苦的反应,是自己承受，努力地自己承受，尤其是作为一名工人。

耶鲁公开课 - 现代诗歌课程节选