People can even get a computer by which to control the contraption, making the teeth change colors or even blink.

人们还可通过电脑远程控制该装置，使得牙齿变色甚至不断闪烁。

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To control or run all kinds of toys, boys and girls may learn to use special computers-machines that answer questions and do arithmetic faster than you can blink.

为了控制和操纵各种各样的玩具，孩子们可能学习使用特殊的计算机——那些解决问题和作算术题速度比你眨一下眼都快的机器。

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For example, you might use the track bar to control the cursor blink rate or mouse speed for a system.

例如，可以使用跟踪条来控制系统的鼠标速度或光标闪烁频率。

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