求翻译：额外销售——推销附加的食品或酒水向客人推荐多一些食品或酒水，不但会吸引他们，使他们的菜肴或酒水更丰富，吃起来效果更好，同时也会增加客人平均消费是什么意思？

Additional sales - sell additional food or drinks to the guests to recommend more food or drinks will not only attract them to make their food or drinks rich tastes better, but also increase Guests average consumption

Additional sales - sell additional food or drinks to the guests more than recommended some food or drink water, not only will we attract them, so that their dishes or drinks more rich, eat better, and at the same time, it will also increase consumption on average guests

The extra sales - - sales promotion attaches food either the liquor water recommend many some foods or the liquor water to the visitor, not only can attract them, causes their cooked food or the liquor water is richer, eats the effect to be better, simultaneously also can increase the visitor averag

Additional sales – selling additional food or beverage recommended more food or drinks to guests, will not only attract them, making their dishes or drinks rich, taste better, but also will increase the average guest spending

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