adj.无畏的,大胆的,不怕的
The soldiers followed their fearless leader into the battle.
士兵们随着他们勇敢的指挥官投入战斗.
The boy seems completely fearless.
这个男孩似乎毫不畏惧.
Newborn calves are not afraid of tigers. -- Young people are fearless.
初生之 犊 不畏虎.