armpit [ˈɑ:rmpɪt]

例句:

• Creeping up toward the collar...and across toward each armpit.
  来自W. Faulkner
• The nurse shook the thermometer and put it under my armpit.
  护士把体温计甩了甩，然后放到了我的腋下。
  
• She was carrying her handbag under her armpit when I saw her.
  我看到她时,她腋下夹着手提包.
  
• Detroit was considered the armpit of America in the 1970 s.
  在七十年代底特律是公认全美最龌龊的地方.
  
• Which of them, I wondered, had been in which armpit?
  来自THETIMES
• These are usually in the lower armpit and are known as accessory breasts.
  来自BBC