And most of these commands you don't actually need but this little caret symbol means control, so every keyboard these days has a control key so you hold that and hit X for instance to exit the program.
这里大多数命令你们都用不着,这个小插入符意味着控制,每个键盘都有一个控制键,譬如,当你敲入X时,就退出这个程序。
If you sit in your chairs and look at this keyboard, and relax your muscles and imagine moving your right arm up and hitting the "s" key.
当你坐在椅子上,注视着电脑键盘,放松肌肉,想象你抬起右臂敲击,S,键。
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