贡献gòngxiànto contribute; to dedicate; contributionHSK 5PronunciationgòngxiànExample sentence他为国家的科技发展贡献了一生。Tā wèi guójiā de kējì fāzhǎn gòngxiàn le yīshēng.He dedicated his whole life to the country's scientific development.Read and choose an answerOne fixed sampleExplore a sample