单词：placidly 

副词

• 
  [1.r.placidly] (同义词:[placidly(adv.平稳地, 平静地 )]  )
• 
  注释列句：in a quiet and tranquil manner; "the sea now shimmered placidly before our eyes"
• 属于名词 -> [placid( adj. 平静的 )] 
  
• 
  [2.r.placidly] (同义词:[placidly(adv.平稳地, 平静地 )]  )
• 
  注释列句：in a placid and good-natured manner; "I put the questions, and she answered them placidly"
• 属于名词 -> [placid( adj. 平静的 )]