There's probably more than one way to accomplish this, but you'll do it by mounting a sonar sensor on the robot's left side.

有多种实现这一目标的方法，但是我们采用的方法是在机器人的左边安装一个声纳传感器。

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The lower part side is equipped with a sensor.

箱体下部侧面设置有传感器。

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This paper simply describes the Infineon KP200 pressure sensor in side crash safety, pedestrian protection and pinch protection application.

本文简单介绍英飞凌kp200压力传感器在侧碰安全，行人保护以及防夹系统的应用。

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It has an infra-red sensor that looks for hand movements up to about 4 inches away from the phone, and it uses the front-side camera to figure out if it's front of the user's face.

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