这的确是颠扑不破的真理.
This is an irrefutable truth.
chengyu.qufenlei.com用事实来说话是颠扑不破的真理.
It is an eternal truth that facts speak louder than words.
chengyu.qufenlei.com只有经过实践检验的真理才是颠扑不破的.
Only truth that is tested by practice is irrefutable.
so.html5.qq.com只有经过实践检验的真理才是颠扑不破的。
Only truth that is tested by practice is irrefutable .
so.html5.qq.com列宁提出的这个原则至今仍是一个颠扑不破的真理.
This principle advanced by Lenin remains an incontrovertible truth.
dict.cn
