双字符定界符
double character delimiter
转换为字符定界
convert to character delimited
编码字符字符集
alphabetic-coded character set
汉字字符字型点矩阵
Chinese character font dot matrix
汉字字符字型馆
Chinese character font library
汉字字符字型码
Chinese character font code
终端字符字符串
null-terminated character string Null
字符字符子集
alphabetic character subset