as far as; as regards

1. 威爾非常專心讀書，以至于沒有吃晚餐。
   Will was so absorbed in reading that he went without his dinner.
2. 至于那男孩的才智，多得他都用不完。
   As to intelligence, the boy has more than he can possibly make use of.
3. 對這件事我就知道這些，至于其他情況，你可以問別人。
   This is all I know about it; for the rest, you may ask others.
4. 至于你，我不想跟你打任何交道。
   As for you, I refuse to have any dealings with you.
5. 至于第二點，我們可以在下一次會上討論。
   As regards the second point, we can discuss it at another meeting.

至的英語翻譯：

于的英語翻譯：