tā men / yī gè / yuàn dǎ / yī gè / yuàn ái / jiù shì / Zhōu Yú dǎ Huáng Gài他们一个愿打一个愿挨,就是周瑜打黄盖。One is willing to hit and the other is willing to be hit—that's exactly Zhou Yu hitting Huang Gai.