1. 名詞
   不可數名詞: 寧靜, 安寧
   平靜, 安靜
   恬靜, 恬然安靜
   平穩, 穩定
   

   同義字詞
   aplomb,calmness,collectedness,composedness,composure,cool,coolness,countenance,equanimity,equilibrium,imperturbability,placidity,repose,sangfroid,self-possession,serenity,tranquillity,tranquility
   

例句