Archaeologists also may locate buried remains by using such technologies as ground radar, magnetic-field recording, and metal detectors.

考古学家们还可能利用地面雷达、磁场记录和金属探测器等技术来定位被掩埋的遗骸。

youdao

The Olympic Games have the kind of security that thousands of policemen and metal detectors can offer. But no venue is safe, when a father sees his son's dream drifting away.

奥林匹克运动会有成千上万的警察和金属探测器在维护安全，但当一个父亲正看见自己的孩子的梦想正在破灭时，任何场所对他而言都是不安全的。

youdao

Passengers must pass through metal detectors, and their carry-on bags are put through X-ray machines.

乘客必须通过金属探测器检测，其随身物品也必须经过X射线设备检测。

《柯林斯英汉双解大词典》

Some students say they want the administration to install security features such as extra cameras and metal detectors.

CNN: readers: Are we safe on campus?

Under the Merida Initiative, the United States will provide extra kit (such as night-vision gear and metal detectors) and training.

ECONOMIST: Dealing with drugs

It also uses 3-D scanning, haptic feedback, and metal detectors.

FORBES: ZenRobotics Develops a Garbage Sorting Robot