In its purest form -- that is, plain air-popped kernels-- it's a healthy, whole-grain, antioxidant-rich snackfood that comes at a pretty low-calorie cost for thosewho like to mindlessly nibble.

最纯的爆米花，也就是纯粹压力爆玉米粒，是一种健康的、全谷物的、富含抗氧化剂的小吃，并且热量低，最适合那些没事就喜欢往嘴里塞东西的人了。

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In its purest form -- that is, plain air-popped kernels 2 -- it's a healthy, whole-grain, antioxidant-rich snack food that comes at a pretty low-calorie cost for those who like to mindlessly nibble 3.

最纯的爆米花，也就是纯粹压力爆玉米粒，是一种健康的、全谷物的、富含抗氧化剂的小吃，并且热量低，最适合那些没事就喜欢往嘴里塞东西的人了。

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It's getting hard to smoke in public but "every time you walk down the street, there's lots of sources of high-calorie, tasty, low-cost food," Volpp says.

在公共场所吸烟现在越来越难了，可以“每次您走上大街，就能看到各种来源的高热量、可口而廉价的食物，”沃尔普说。

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Calorie mandates cost businesses money, and that is a shame.

FORBES: Should Little Caesars Be Forced to Tell Consumers How Many Calories Are in a Large Pizza?

Many studies point to the ubiquity of high-calorie, low-cost processed foods and drinks as one of the major drivers of this condition.

NEWYORKER: Snacks for a Fat Planet