单字: individual character; separa ...母: mother信号: signal; semaphore; gun码: a sign or object indicating ...单字母信号: single letter signal三字母信号码: three letter signal code双字母信号码: two letter signal code三字母信号: three letter signal双字母信号: two letter signal字母信号: alphabetic signal; alphabetical signal字母信号旗: alphabetical signal flag字母信号系统: alpha tile字母信息: alphabetical information单字母密码: one-letter code字母发音单字: phonetic symbol信号码: signal code字母信息, 按字母顺序排列的信息: alphabetic information信号字母: signal letters; signalling alphabet国际信号码: intco international code of signal; international signal code缩写信号码: abbreviated signal code位置信号码: position signal code信号机号码: signal number信号码元: signal element烟火信号码: pyrotechnic code单字: individual character; separate word
