affix
🇺🇸
/əˈfɪks/
🇬🇧
/əˈfɪks/
to attach or stick something to something else
Please affix the stamp to the envelope.
请将邮票贴在信封上。
a letter or group of letters added to a word to change its meaning
The affix 'un-' changes the meaning of 'happy' to 'unhappy'.
词缀 'un-' 将 'happy' 的意思变为 'unhappy'。