bitterness [ ˈbɪtɚnɪs]

例句:

• There was a strain of bitterness in his voice.
  他的声音听起来有些愤愤不平。
  
• The rift within the organization reflects the growing bitterness of the dispute.
  组织内部严重失和反映出矛盾日趋升级。
  
• That was the very reason why he felt a certain bitterness.
  那就是为什么他感到有些痛苦。
  
• Yet none of that bitterness creeps into his music.
  来自THETIMES
• Nobody likes bitterness Elvis, except sometimes in chocolate.
  来自BBC
• Fairness will happen, and bitterness will fade away.
  来自WSJ