Funnily enough I can remember what I had for lunch on July 5th, 1956, but I've forgotten what I had for breakfast today.

说来也怪，我能记得我1956年7月5日午餐吃的什么，却已忘了我今天早餐吃的什么。

《柯林斯英汉双解大词典》

Thanks, but I really can't eat any more.; Thanks, I've really had enough.

谢谢， 我实在吃不下了。

《新英汉大辞典》

I am ashamed to admit it but for the past few weeks I've been skipping my workouts right and left because I never had enough time for them.

我羞于承认，但在过去的几个星期中，我一直在减少我的锻炼量，尤为我没有祖国的时间去做。

youdao

"I had the option of running a 300m in Germany later this week but I've had enough travelling for the moment".

BBC: Ryan set for World Indoors