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Jyutping seon3 tou3 zi2
Pinyin xìn tào zi

Definitions (Wiktionary)
  1. noun, Dungan, Gan, Xiang
    envelope
    (syn.) 批橐, 信皮子, 批袋, 批囊仔, 信筒筒, 信套哩, 信袋仔, 批囊, 信殼, 書皮子, 批絡, 信簏, 信皮兒, 信口袋, 信封子, 信封兒, 信筒, 信袋, 信封封, 信筒子, 信皮皮, 批封, 信殼殼, 信封仔, 封皮 dated, 批殼, 信封, 信殼子, 批橐仔, 信皮 dated, 信殼兒, 信絡仔, 信套, 信皮, 信套子, 信絡, 批殼仔