gradual decline英语标准发音：gradual decline英式发音：美式发音：翻译中文逐渐下降gradual decline - 基本释义[词典1]逐渐衰退gradual decline - WEB词典gradual decline渐降逐渐下降逐渐下降英语翻译a gradual decline稍降 参考资料： 1.百度翻译：gradual decline2.有道词典：gradual decline3.爱词霸：gradual decline
