tā / zài / zhàn / chǎng / shàng / biǎo / xiàn / de / xiàng / gè / dú / dǎn / yīng / xióng / dú / zì / jī / tuì / le / dí / rén

他在战场上表现得像个独胆英雄，独自击退了敌人。

He acted like a bold and courageous hero on the battlefield, repelling the enemy alone.