退格标键返回标键亦作 backspace backspacer退格键回退键退回键
The backspace key, also known as the backspacer key, is also called the backspace or backspacer key
以上为机器翻译结果，长、整句建议使用 人工翻译 。
应用推荐
模块上移
模块下移
不移动