对待自己要有耐心。请记住学习是个过程，学习语言是很费时的事情。这并不像开关计算机那样简单。
Be patient with yourself. Remember learning is a process - speaking a language well takes time. It is not a computer that is either on or off!
由微小硅片制成的电子计算机芯片现在通常包含数百万个电子开关。
Electronic computer chips made of tiny silicon wafers now regularly contain millions of electronic switches.
在电灯开关，恒温器，音响和微波炉中的计算机有利于激活世界。
Already computers in light switches, thermostats, stereos and ovens help to activate the world.
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