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
How are you?
你怎么样？
I was not aware that I was in danger.
我不知道自己处于危险中。
I wrote: Best wishes for Teachers' Day!
我写道：“谨致以教师节的良好祝愿！”