unintentional [ˌʌnɪnˈtɛnʃənəl]

例句:

• Perhaps he had slightly misled them, but it was quite unintentional.
  也许他给他们造成了小小的误导，但他不是有意的。
  
• There are moments of unintentional humour.
  有几个并非出于本意的引人发笑之处。
  
• Combustion effects may cause unintentional interactions with the adjacent main flow environment.
  燃烧效应可能无意地引起与邻近主流环境的相互作用.
  
• If information is inaccurate it is unintentional at least.
  来自VOA
• Darwin left us with an unintentional mental illusion.
  来自SA
• Other times, the sabotage can be unintentional.
  来自WSJ