形容詞 alphanumeric:

1. of or pertaining to alphanumeric characters
   同義詞：alphanumerical, alphameric, alphamerical

1. A terminal containing less than a full alphanumeric keyboard; for example, one containing ten numeric keys plus control keys.
   一種終端，它的鍵盤不包括全套的字母數(shù)字字符鍵; 例如，只包括十個數(shù)字鍵以及若干控制鍵。