fearlessly       
adverb uk/ˈfɪə.ləs.li/ us/ˈfɪr.ləs.li/
 无畏地;大胆地
with no fear
  They fought fearlessly against the invading armies. 他们无畏地与入侵的军队作战。 
 He deserves credit for fearlessly addressing the issues facing the company. 他大胆解决公司面临的问题,值得称赞。 
 See: fearless
 - More examples
 - When he looked up at her, Jenna met his eyes fearlessly.
 - We will fight fearlessly to protect your interests.
 - The little bird observed her fearlessly.