a knife

• L ' m bleeding from a knife wound . l ' m delusional
  我的伤口还在流血，我迷糊了！
• The boy wanted to exchange his pen for a knife
  那个男孩想用自己的钢笔换一把小刀
• Like a stab from a knife what you gonna tell your . .
  了不起让我做彻底破坏规矩的人
• He knew he could cut through it with a knife
  他知道这种材料可以用刀子切割。
• He came running here with a knife held in one hand
  他一手握着刀向这里跑来。
• He scratched his name on the wall with a knife
  他用一把小刀把自己的名字刻在墙上。
• By the door stood a man with a knife in one hand
  有个男人站在门旁，手里拿着小刀。
• He came running here with one hand holding a knife
  他手上握着刀向这里跑来。
• The cold wind in the winter cut like a knife to the bone
  科天的寒风像刀一样刺骨。
• After he threatened another student with a knife
  在他用刀威胁另一名学生以后