waistband [ˈwestˌbænd]

例句:

• Don had a hefty roll of flab overhanging his waistband.
  唐的腰间沉甸甸地坠着一圈赘肉。
  
• The slacks have an elastic waistband.
  这条便裤的腰带可伸缩.
  
• He shoved the gun into his waistband and buttoned his jacket over it.
  迅速插在裤腰带上,把上衣拉展,盖好,扣上钮子.
  
• Just don't forget the trousers with an elastic waistband.
  来自THETIMES
• From his waistband, Vitaly withdrew a second bottle of vodka.
  来自NEWYORKER
• Pleats, folds of fabric that are stitched or pressed usually starting at the waistband, can sometimes make a trouser balloon out.
  来自WSJ