句子 3,16-20 号朗读句子 4, 21~29号朗读 5 ,30~39号朗读 6 ,40~49号朗读课文 7 。 1 Let’s start with a simple example: a car. After taking a long road trip, Rebecca notices that her check engine light has come on. 2 She knows that she needs to have her car looked at by mechanic, but is not sure whether it’s something minor or something that needs immediate attention. 3 As it turns out the sensor that triggered Rebecca’s check engine light monitors the pressure in her brake line. 4 This sensor is one of many monitoring processes throughout the car, which are constantly communicating with each other. 5 A component in the car called the diagnostic bus gathers the data from all these sensors, then passes it to a gateway in the car. 6 The gateway integrates and sorts the data from the sensors. 7 This way, only the most relevant diagnostic information will be transmitted to the manufacturers platform.
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