An image from the study showing the juvenile snake that ate a lizard that ate an insect. The arrow points to tip of the lizard's snout. (Credit: Krister T. Smith)

论文配图之一，显示出这条幼年蛇吃了一只吃了昆虫的蜥蜴。箭头指处为蜥蜴的吻部末端。

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T. rex was unlikely to have been a herbivore. But which animals the tyrant lizard actually ate is a far harder nut to crack.

霸王龙不太可能是草食动物，但是这个蜥蜴之王到底吃那种动物却是个更难解的谜。

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You ate too many spicy pizzas. You didn t do enough exercise.

你吃了太多的辛辣比萨，你没有做足够的锻炼。

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Now you can begin to see the kinds of errors that this method might produce because people forget, they can't remember exactly how much they ate of things, or they may not be willing to disclose everything they ate.

现在你就可以明白各种误差,是由人们的遗忘而产生的,他们无法准确记得吃了多少东西,他们不会透露所有自己吃的东西

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 click there, and you have to pay attention to how many services you have of something, because if it says that a serving is three-quarters of a cup and you ate a cup and a half, then the program has to recognize that or it won't be able to make an adequate judgment of what you're eating.

点击那里,大家还要注意,每种食物摄入了多少份,如果一份指四分之三杯,而你吃了一杯半,那么系统应该判断出是两份,否则它无法对你所吃的东西做出充分判断

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The researchers at Harvard couldn't run a randomised controlled trial where half the participants ate burgers for two decades and the other half didn't, but they could use statistical techniques as the next best thing.

BBC: Red meat: What is a 13% increase in the risk of death?

He didn't touch his main course but ate three or four desserts.

CNN: ASIANOW - TIME Asia

When we ate the olives, we didn't pop them into our mouths.

NPR: An Unexpected Delight: Fried Olives in Italy