rub out

动词 rub out:

1. remove by or as if by rubbing or erasing
   同义词：erase, score out, efface, wipe off

1. The tried to remove the mark from his jacket with a cleaning fluid, but it wouldn't rub out.
   她试图用清洁剂来除他短上衣上面的污痕，但搓洗不掉。
2. Pencil rubs out easily.
   铅笔写的容易擦掉。
3. The ink won't rub out.
   这种墨水擦也擦不掉。
4. He rubbed out the mark on his book.
   他把他书上的记号擦掉了。