开罐头刀

例句：

1. 1. She used an old can opener to open the can of soup.
   她用一个旧的罐头开启器打开了汤罐。
2. 2. The chef needed a new can opener for the restaurant's remodel.
   厨师需要一个新的罐头开启器来为餐厅的重新装修。
3. 3. I found this old can opener in the attic and thought it might be useful.
   我在阁楼里发现了这个旧的罐头开启器，觉得它可能很有用。