开信刀

例句：

1. 1.She used a pair of scissors to cut the fabric into pieces.
   她用一把剪刀把布料剪成了几块。
2. 2.The tailor had to use a knife to trim the hem of his suit.
   裁缝不得不用一把刀来修剪他的西装的下摆。
3. 3. The artist used a scalpel to carve intricate designs into the wood.
   艺术家用一把小刀在木头上雕刻出复杂的图案。