Tā yīnwèi duì kēxué de jiéchū gòngxiàn ér huòdé le jiǎngzhāng.
She was awarded a medal for her outstanding contribution to science.
Tips
usage
做出贡献 (to make a contribution) is the most common collocation. 贡献 can be both verb and noun: 贡献力量 (contribute one's strength), 巨大的贡献 (a huge contribution).