miàn / duì / tū / fā / de / jiù / yuán / rèn / wù / tā / dì / yī / gè / qǐng / yīng / qián / wǎng / zāi / qū

面对突发的救援任务，他第一个请缨前往灾区。

When faced with the sudden rescue mission, he was the first to volunteer to go to the disaster area.