率lǜratio; rate; proportionHSK 6PronunciationlǜExample sentence我国的人口出生率逐年下降。wǒ guó de rénkǒu chūshēng lǜ zhú nián xiàjiàng.The birth rate of our country's population is declining year by year.Read and choose an answerOne fixed sampleExplore a sample