在模拟航空旅行中，人们对咸甜食物的感知能力下降了近30%。

Perception of sweet and salty foods dropped by almost 30 percent in a simulation of air travel.

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此外，长途旅行的食物不新鲜，通常也不是很好吃。

Besides, food that travels a long way is not fresh and usually not very tasty.

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现在旅行的重点从购物转移到享用食物和欣赏风景。

Nowadays the priority for travelling is shifted from shopping to food and scenery.

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