agony的形容詞是agonizing,adj. 苦惱的痛苦難忍的
He now faced an agonizing decision about his immediate future.他現在面臨着一項關係到他不久的將來的痛苦抉擇。
I spent days agonizing over whether to take the job or not.
我用了好些天苦苦思考是否接受這個工作。