I don't feel up to going to work today.

我觉得不舒服，今天不能去上班。

After the accident she didn't feel up to driving.

她在事故以后，开车已力不从心。

Do we have to go to the party? I really don't feel up to it.

我们是不是一定得去参加这次聚会？我实在没有精力应付了。

He did not feel up to braving the journalists at the airport.

他怯于在机场直接面对记者。

I don't feel up to such a long journey.

我不能胜任这样的长途旅行。