研发yánfāresearch and development; to developHSK 5PronunciationyánfāExample sentence这家公司每年投入大量资金研发新产品。Zhè jiā gōngsī měi nián tóurù dàliàng zījīn yánfā xīn chǎnpǐn.This company invests a large amount of money each year in researching and developing new products.Read and choose an answerOne fixed sampleExplore a sample