「顔色がわるいけど具合が悪いのかい」「そういうわけでもないよ」

"You look pale. Are you sick?" "Not exactly."

腸の具合が悪い。

I have trouble with my bowels.

時計の具合が悪い。

Something is the matter with my watch.

彼はこの数年間ずっと身体の具合が良くない。

He has not been in good health for some years.

この車はどこか具合が悪いようだ。

It seems that something is wrong with this car.