knifepoint [ˈnaɪfˌpɔɪnt]

例句:

• He requested treatment at Butner after being raped at knifepoint in a Kansas penitentiary.
  来自NEWYORKER
• He held her at knifepoint and threatened to kill her.
  他用刀将她挟持并威胁说要杀了她。
  
• A 15-year-old girl was attacked at knifepoint in a subway.
  一名15岁的女孩在地铁里遭持刀袭击。
  
• The girl was robbed at knifepoint in her own room.
  那姑娘是在自己的房间里在刀尖的威胁下遭抢劫的.
  
• The Rowleys said Dimmick burst into their home and confronted them at knifepoint.
  来自THETIMES
• Until then they had not threatened her but the men had been talking about robbing people at knifepoint, she said.
  来自BBC