inflection [ɪnˈflɛkʃən]

例句:

• The man's voice was devoid of inflection.
  那人的声音缺少抑扬变化。
  
• "Seb?" he said, with a rising inflection.
  “是塞伯吗？”他扬声问道。
  
• She spoke in a low voice, always without inflection.
  她低声说话, 总是声调平平无抑扬变化.
  
• I wouldn't call this a true inflection point.
  来自WSJ
• They seem to attempt inflection but it mimicks me.
  来自SA
• His inflection is New York with a Flatbush edge.
  来自NEWYORKER