backspace
v. 按退格键
n. 退格键
过去式：backspaced 过去分词：backspaced 现在分词：backspacing 第三人称单数：backspaces
近义词：backspacer，backspacekey，
英英释义
Noun
- the typewriter key used for back spacing
Verb
- hit the backspace key on a computer or typewriter keyboard;
"To erase, you must backspace"
例句
用作名词(n.)
- When a user mistypes, the Backspace key “undoes” the erroneous characters.当用户输入错误时，可以按退格键“撤销”错误的字符。