envelope [i 3nvql*up, 1:n` | 3n`, 9n` ]    (¼øÀ§: 1762 - Áß3 ¼öÁØ)  
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Mean A flat paper container, especially for a letter, usually having a gummed flap.
ÆÄ»ý¾î envelop  [µ¿]
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