the proof of the pudding (is in the eating)PROVEused to say that you can only know whether something is good or bad after you have tried it 布丁好不好,吃了才知道〔只有通过体验才能判断事物的好坏〕5The proof of pudding will be team’s performance this season.好坏还得看本赛季球队的表现。
→ the proof of the pudding (is in the eating) at proof1(1)