Of course you guys are savvy enough to know this, but a lot of people get fooled because many people believe that a serving is what's ever in a bag, or a bottle, or a box, and they don't look and see how many servings are actually in it.

大家很聪明,当然看得懂,但还是很多人搞不清它的含义,因为很多人认为所谓一份食物就是指,一包,一瓶或一盒内的食物总量,而没看清整个包装内实际上有几份食物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

You can always count on seeing tourist on the train with an American Girl bag or an American Girl box

你总是可以在火车上看到拿着“美国女孩”的包和盒子的游客，

小心超额消费 - SpeakingMax英语口语达人