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同义词： alphanumerical alphameric alphamerical
以上来源于: WordNet
alphanumeric display 字母数字显示器
alphanumeric character 字母数字字符组
numeric-alphabetic
词根： alpha
alphanumerical 字母数字混合编制的
alpha 希腊字母的第一个字母；开端；最初
Alnum: alphanumeric characters.
alnum：字母数字字符。
youdao
P {Alnum} — Alphanumeric characters.
p {alnum}—字母数字字符。
SSSSS is the 5-digit alphanumeric sequence number.
SSSSS是5位字母数字的序列号。
But at this meeting, it is in danger of being upstaged by another alphanumeric entity, U2.
ECONOMIST: Inviting China to dinner
As you can tell from its alphanumeric moniker, that single letter is a nod towards the handset's physical leanings.
ENGADGET
In fairness, everyone seems to be trying to copy the Germans in using alphanumeric model designations, and most of them are awful.
FORBES: Magazine Article
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