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| 大公司出售商品时所附赠券以招徕生意 | |||
| 礼券 | |||
| 赠券 | |||
| 联合国教科文组织礼券 | |||
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| 赠券 | |||
| 礼券 | |||
| 赠券商品中有相当数量赔券可换赠品，出售礼券 | |||
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gift coupon : 5 phrases in 3 subjects |
| Business | 2 |
| International trade | 1 |
| Sociology | 2 |
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