Cal, our beaming attendant, escorts us through the train to our carriage.

列车员卡尔性格开朗，他带领我们走过长长的列车，把我们引到自己的车厢里。

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This trait gives us an advantage when a spread consists of low-cal, filling fare such as veggies and lean protein.

当一顿盛宴中都是蔬菜和精益蛋白质等低卡路里且易饱的食物时，这种理论对我们减肥有益。

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