1、Hit the backspace key on a computer or typewriter keyboard.
敲計算機或打字機上的退格鍵。

2、The Backspace key is really an Undo function, albeit a special one.
退格鍵實際上是一個撤銷功能，雖然它非常特殊。

3、Slip up on the backspace key to delete all chars in buffer.
刪除鍵向上滑動刪除所謂未上屏字符。

4、When a user mistypes, the Backspace key "undoes" the erroneous characters.
當用戶輸入錯誤時，可以按退格鍵“撤銷”錯誤的字符。

backspace key翻譯