firm and persistent英语标准发音：firm and persistent英式发音：美式发音：翻译中文坚韧不拔firm and persistent - 基本释义[词典1]坚毅的firm and persistent - WEB词典firm and persistent坚毅be firm and persistent坚毅的解释 参考资料： 1.百度翻译：firm and persistent2.有道词典：firm and persistent3.爱词霸：firm and persistent
