unruffled [ ,ʌn'rʌfld ]

• adj.
  • free from emotional agitation or nervous tension

    "with contented mind and unruffled spirit"

    同义词： unflurried unflustered unperturbed

  • (of a body of water) free from disturbance by heavy waves

    "unruffled water"

    同义词： placid quiet still tranquil smooth

以上来源于: WordNet