Alphanumeric character subset
[计] 字母数字字符子集
🧩 词语组成解析
alphanumeric
[,ælfənju:'merik,-kəl]
adj. 文字数字的，包括文字与数字的;
character
['kærəktɚ]
n. 性格;特点;字母;角色;
vt. 刻，印;使具有特征;
subset
['sʌbset]
n. 子集;
🗣️ 情景例句
What is your cancellation policy?
我怎么退票？
A thousand friends are few, one enemy is too many.
朋友千人尚觉少，仇敌一人犹嫌多。
Where did you learn to speak English?
你从哪里学会说英语的呢？