up to par 达到条件，适合（俚语）
英文释义
Meeting normal standards or requirements for the situation. (NOTE: in golf, "par" means the usual number of times necessary for a player to hit the ball to get into a hole.)
I have a headache, and I'm not feeling up to par today, so I think I may be catching the flu.
我今天头疼，感觉不适，所以我想，我可能得了感冒。