prefix

US /ˈpriː.fɪks/
UK /ˈpriː.fɪks/
"prefix" picture
1.

前缀

an affix that is added in front of the word

:
The word "unhappy" has the prefix "un-".
单词“unhappy”有前缀“un-”。
Many medical terms use Greek or Latin prefixes.
许多医学术语使用希腊语或拉丁语前缀
1.

加前缀

to add a prefix to (a word)

:
You can prefix the number with the country code.
您可以用国家代码号码加前缀
Always prefix your email subject with "[URGENT]" for important messages.
重要邮件的主题始终加前缀“[URGENT]”。