To train a rat, the experimenter placed it in an operant conditioning chamber: a small plastic box with a lever at one end.

为了训练小鼠，实验人员把它放在一个操作性条件反射室：一个一端置有操作杆的塑料箱。

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This time she noticed a hook at one end, and there were several words on the bottom of the box: Hang on a sunny window.

这次她注意到盒子的一端有一个钩子，盒子底部有几个字：挂在向阳的窗户上。

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It opens another input box for the end date.

打开用于输入结束日期的另一个输入框。

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And if I did this, and again, don't scribble too much in your notes but if we just make it clear what's going on here, I'm actually going to delete these strategies since they're never going to be played I end up with a little box again.

如果我再进行一次,别在笔记上乱画,我们只是想知道最后会怎样,因为这些策略不会被人采用,所以我剔除掉它们,最后我得到了一个更小的方格

耶鲁公开课 - 博弈论课程节选

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The first phase is a piggery in Zhejiang Province due to start rearing animals by year-end (see box, p. 110) .

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"If I can put it on paper, I can imagine how it'll end up in a box, " said Mr. Haro, opening a guide to Spider-Man poses: crouching, leaping, dangling.

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