英汉解释

adj. 勇敢的，无畏的

同义词

a. undismayed，unshaken

参考例句

1. Undaunted by his first setback, he decide to try once more.
不为最初的失败而动摇，他决定再试一次。
2. But it's not a problem for such an undaunted person like me.
但对我这样一个现在大无畏的亻来说，这并不是大问题。
3. Undaunted by his first setback, he decided to try once more.
不为最初的失败而动摇，他决定再试一次。

英英解释

adj.
  1. unshaken in purpose
  2. resolutely courageous

网络释义

undaunted
勇敢的; 大无畏的; 不畏惧; 不屈不挠的，无畏的;
Undaunted Courage
英勇无畏;
undaunted unfearing
大无畏的;
Undaunted or dauntless
无畏地;
be undaunted by repeated setbacks
百折不挠;