unnoticeable [ʌn'noʊtɪsəbəl]

例句:

• The orange wallpaper at the back of the hall is unnoticeable.
  大厅后面的橘色墙纸不很显眼.
  
• An unnoticeable cigarette burn on the carpet.
  一个不起眼的烟头在地毯上燃烧起来.
  
• Her clothes were simple and unnoticeable.
  她衣着简朴,不引人注目.
  
• Her face ended up a bit dark, but the redness became virtually unnoticeable.
  来自NEWYORKER
• But this life, these otherwise unnoticeable people's suitability for literary expression seemed new.
  来自NEWYORKER