剃须刀

例句：

1. 1. He bought a new electric shaver for his birthday.
   他生日时买了一个电动剃须刀。
2. 2. The old man used to shave with a razor every morning.
   那位老人以前每天早上用剃须刀刮胡子。
3. 3. Shaving is an important part of grooming for men.
   刮胡子是男性美容的重要部分。