翻译：我试图说服他改变主意，但是我所有的努力都是徒劳的？I tried to persuade him to change his mind ， but all my efforts came in
翻译：我试图说服他改变主意，但是我所有的努力都是徒劳的？
I tried to persuade him to change his mind ， but all my efforts came in vain.如果没有勇气去做，一切都是徒劳的翻译是：什么意思？
如果没有勇气去做，一切都是徒劳 If you are lack of courage to do it， everything will be in vain.我宁愿相信自己，也不愿相信别人。翻译成英文、谢谢？
I would rather believe myself than believe others.祝学习进步！如有帮助 请及时采纳！O#28∩_∩#29O谢谢！
翻译：我试图说服他改变主意，但是我所有的努力都是徒劳的？
I tried to persuade him to change his mind ， but all my efforts came in vain.本文链接：http://10.21taiyang.com/Biological-SciencesScience/6098398.html
不相信我其他都是徒劳的（pinyin：de）英文翻译 翻译：我试图说服他改变主意，但是我所有的努力都是徒劳的？转载请注明出处来源
