envelope
/ˈɛnvəˌloʊp/
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n. 信封
- Put the card in the envelope and write the address. 把卡片放進信封，再寫上地址。
其他意思
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n. 信封, 封套, 封袋
An envelope is the rectangular paper cover in which you send a letter to someone through the post.
也出現在：
詞組搭配
- put sth in an envelope 把某物放進信封
- a red envelope 紅包
字根
velop 包、裹
en + velop + e放進 + 包 + —