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研究还表明，吃早餐会让青少年的饱腹感持续更长时间，所以他们不会在一天的晚些时候吃太多零食。

The study also showed that eating breakfast keeps teenagers feeling full for longer, so they will not eat too many snacks later in the day.

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最终的潜在原因是近几十年来吃零食和外出就餐的次数增加，这不仅体现在其发生的频率上，还体现在其对我们整体能量摄入的影响。

The final potential cause is an increase in snacking and eating out over recent decades both in terms of how often they happen and how much they contribute to our overall energy intake.

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If he switched from gold to let's say iron, he also tried platinum, a number of different foils, he found that they count rate it still was 20 alpha particles per minute.

金箔的时候，计数率就变成零了,如果他把金换成比如说铁，他们还尝试了铂,还有一系列其他的箔片，他发现计数率还是每分钟。

麻省理工公开课 - 化学原理课程节选

So what we are doing: we cultivate the positive; we are strengthening our,metaphorically speaking, " psychological "engine"; and we are better able to deal with the negative to zero, not to mention the fact that we are also able to become happier.

所以我们在做的是，培养积极性;,按那个比喻来说，我们正在增强，心理“引擎;,我们能够更好将负值转化为零，更别说还能变得更快乐。

哈佛公开课 - 幸福课课程节选