此前汽车探测系统所使用的雷达不仅价格昂贵而且对人体探测并不敏感。

Previously, detection systems used radar, which is expensive and not particularly sensitive to human beings.

youdao

此前汽车探测系统所使用的雷达不仅价格昂贵而且对人体探测并不敏感。

Previously, detection systems used radar, which is expensive and not particularly sensitive to human beings.

youdao