When we use the machine vision to monitor the driving behavior of a driver, identifying the mouth state is one of the key technologies.

在采用机器视觉对驾驶员进行驾驶行为监测时，嘴部状态识别是关键技术之一。

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Designed to help drivers get the most from C-MAX, information such as instantaneous fuel economy can be displayed on one of two 4.2-inch LCD screens, helping drivers more closely monitor how their driving behavior affects the vehicle's efficiency.

ENGADGET: Ford C-Max Energi pricing: $29,995 after a federal tax credit, available this fall