I've had enough.
Just staying alive in these times is hard enough.
You should make sure your children are eating enough.
I am fortunate enough to have access to an excellent library.
It was bad enough that he usually came to work late, but coming in drunk was the last straw, and I'm going to have to let him go.
I'm getting little pimples on my face. I wonder if I've been getting enough sleep lately.
Any universe simple enough to be understood is too simple to produce a mind able to understand it.
Tom and Mary shared an umbrella. However, it wasn't big enough and they both got wet.
You may not learn to speak as well as a native speaker, but you should be able to speak well enough that native speakers will understand what you have to say.
At the end of the class, the teacher said, "That's enough for today."
We have lots of bread, and as for butter, we have more than enough.
He was always filthy and looked like he wasn't given enough food.
We aren't instilling enough of a volunteer spirit in our young people these days.
All the money put together still won't be enough.
English word "足够"(enough) occurs in sets:限定词 - Quantifying determiners