mark floppy

例句：

1. 1. Please mark your name on the form.
   请在表格上给你的名字做个标记。
2. 2. The policeman marked his car with a red flag.
   警察用一面红旗在车上做了标记。
3. 3. The stamps were marked with their respective denominations.
   邮票上印有各自的面值。