knife的复数形式是knives。knife是一个英文单词，主要用作名词和动词，作名词时中文含义是：刀。作动词时中文含义是：用刀伤害(或杀害)。knife的读音音标是[naɪf]。
一、knife词性变化
第三人称单数：knives
复数：knives
现在分词：knifing
过去式：knifed
过去分词：knifed
二、knife短语搭配
knife money 刀币
ROTARY KNIFE 圆刀式电剪
air knife 喷气括刀
clasp knife 折刀
三、knife双语例句
1.I struggled with him for the knife.
我与他为了争夺那把刀而搏斗。
2.He grated his knife across the plate.
他用刀子划过盘子时发出刺耳的声音。
3.This knife won't cut.
这把刀不快。
4.I cut myself on a knife.
我用刀时割伤了自己。
5.She went for him with a knife.
她手持尖刀向他刺去。
6.The deliberate cruelty of his words cut her like a knife.
他故意说的残酷无情的话对她像刀割一样。
