envelope的中文翻译
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envelope1
UK
/ˈenvələʊp/
US
/ˈenvəloʊp/
信封
noun
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a flat paper container used for sending letters in
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writing paper and envelopes
书写用纸和信封
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an airmail/padded/prepaid envelope
航空邮件/有夹层的/预付邮资的信封
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a flat container made of plastic for keeping papers in