plug die

例句：

1. 1. The electrician needs to replace the old plug die with a new one.
   电工需要用新的插头来替换旧的。
2. 2. The old switch was broken and we needed to buy a new one.
   旧开关坏了，我们需要买一个新的。
3. 3. The power outlet is too small for the new laptop, so we need to buy a biggerplug die.
   新笔记本电脑的电源插口太小了，所以我们需要买一个更大的插头。