上墨皮垫

例句：

1. 1. The printer needs a fresh ink pad to print the document.
   打印机需要更换墨粉垫才能打印文档。
2. 2. The ink pad on the pen is not working properly.
   这支笔的墨粉垫不工作了。
3. 3. The ink pad on the printer is worn out.
   打印机的墨粉垫已经磨损了。