He put the children in a scanner that displays brain activity, and showed them a video of someone getting hurt.

他让这些孩子进入一个扫描仪，该仪器可以将脑活动显示出来，然后他给孩子们放一段别人受伤的录像。

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Now we see a large number of computer peripherals using USB around us, such as keyboard, mouse, modem, printer, scanner, digital camera, video CAM and removable storage device etc.

今天我们可以看到大量应用usb接口的终端设备出现。如键盘、鼠标、调制解调器、打印机、扫描仪、数码相机、摄像头以及移动存储设备等等。

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Generally the input equipment can procure the thenar information by three kinds of methods: scanner, dynamometry board and video camera.

输入设备获取足底信息的方式通常有三种：扫描仪、测力板、摄像头。

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People in an fMRI scanner watched a half-hour-long sequence combining very short video clips of everyday scenes.

WSJ: How the Brain Really Works | Mind & Matter by Alison Gopnik