常見例句雙語例句A control for effecting the backspace function.一種用于實現(xiàn)回退功能的控制鍵。A character with no visible representation, such as a control character, a backspace, newline, and so on.不可見字符。如控制符、回退刪除符、換行符等。www.fengjiujund.com.cnASCII characters to indicate carriage return or tab or backspace; typed by depressing a key and the control key at the same time.一種專用的操作員控制鍵，按下該鍵時，磁帶即開始向前移動，直至檢測到磁帶跳越恢復(fù)字符為止。 返回 backspace control