suī / rán / tā / shì / wǒ / de / sǐ / duì / tou / dàn / yù / dào / dà / shì / wǒ / hái / shì / huì / bāng / tā

虽然他是我的死对头，但遇到大事我还是会帮他。

Even though he is my sworn enemy, I will still help him when something big happens.