原文已被隐藏，你可用 快捷键 - 或点击 显示原文 按钮来查看原文
第1段
1 .This is Scientific American 60-Second Mind, I'm Christie Nicholson. Got a minute?
该句暂无译文！
2 .Living things are filled with…stuff. We know this.
该句暂无译文！
3 .But at what age did we start knowing this?
该句暂无译文！
4 .Well, a study says it could be hardwired into our brains.
该句暂无译文！
5 .Because infants seem to know that animals ought to have gushy insides, and not be hollow.
该句暂无译文！
6 .The research is in the Proceedings of the National Academy of Sciences.
该句暂无译文！
7 .When babies see something unusual they turn to look at it longer than when they see they expected.
该句暂无译文！
8 .The researchers presented toys to 8-month olds that appeared to move on their own and also have an intention to move.
该句暂无译文！
9 .And they also showed the babies toys that could only do one of those things, and toys that could do neither.
该句暂无译文！
10 .The researchers then opened up the objects, all of which were hollow.
该句暂无译文！
11 .And the babies stared longer at the hollow objects that had appeared to move on their own with intention than they did at the other toys.
该句暂无译文！
12 .So it appears that these hollow toys defied the babies' expectations, as if they were thinking:
该句暂无译文！
13 .There really should be something in there.
该句暂无译文！
14 .Which means babies make the mental link between intentional movement and the requirement for insides.
该句暂无译文！
15 .They already know that this life takes guts.
该句暂无译文！
16 .Thanks for the minute, for Scientific American 60-Second Mind. I'm Christie Nicholson.
该句暂无译文！