Dirac pointed out that one of the only ways to measure a particle's position is by bouncing a photon off of it, and seeing where and how that photon lands on a detector.
狄拉克指出唯一的方法就是通过反弹一个光子，并观察它在检测器上的位置和轨迹来测量一个粒子的位置。
This photomicrograph was obtained by scanning a beam of electrons across the sample while a detector kept track of electrons bouncing off its surface, betraying the specimen's outer shape.
这幅显微照片是通过扫描穿过样品的电子束而获得的，同时检测器对从样品表面反弹的电子进行追踪，这些电子显示了标本的外形。
When you go through a metal detector at the airport with a conductor such as keys in your pocket, the alarm goes off.
当你带着一个导体（比如口袋的钥匙）走过机场的金属探测器时，机器会发出警报声。
"The premise of a lie detector is that a smoke alarm goes off in the brain when we lie because we're doing something wrong," explains Saxe.
萨克斯解释说。“测谎机的前提是，当我们说谎时，因为我们正在做错事，大脑中的报警器响了。”
Motion detector activated lighting normally stays off until the sensor detects movement.
运动探测器保持正常启动照明关闭，直到传感器探测到的运动。
They run the hand-held metal detector over her head, and are convinced that that is what is setting off the larger detector.
他们用金属探测器在她身上扫来扫去，探测器有很大的反应，但不可能认为这是个机器人，只好接受我们的解释。
One evening, as I prepared dinner a bit too quickly, the kitchen filled with smoke and the smoke detector went off.
一天晚上，由于晚餐准备得太快，弄得厨房里全是烟雾，连烟雾探查器也响了起来。
One evening, as I prepared dinner a bit too quickly, the kitchen filled with smoke and the smoke detector went off.
一天晚上由于我准备晚餐有点快，厨房充满了烟，烟雾探测器也叫了起来。
When Jack Bauer goes to the airport and the metal detector doesn't go off, security gives him a gun.
小强去飞机场，金属探测器没响。于是安保就给了他一把枪。
Unless auto-detect, user also can control ON/OFF by hand. No one activities for a while, Radar Detector will automatic turn off power to reduce power bill amount and extended product life.
除自动侦测外，使用者亦可手动控制开关，当一段时间侦测无人员活动时，雷达灯控即会自动关闭电源，节费电费并延长产品使用寿命。
The off-centre of the camshaft which is mounted on the detector affects the accuracy of measuring the CAM outline dimension.
凸轮轴在检测仪上的安装偏心，影响凸轮轴上凸轮廓形尺寸的测量精度。
They won't set off a metal detector, nor do they have any distinguishing silhouette.
它们不会触发金属探测器，也没有任何可以识别的外形轮廓。
Total joint prostheses will routinely set off the detector, whereas nails, plates, screws, and wires are rarely detected.
全关节假体通常能被检测出，然而髓内钉、钢板、螺钉以及克氏针很少能被检测到。
In detail, the optical receiving system is mainly composed of optical receiving lens, modulating disk, cut off filter, focusing lens and pyroelectric detector.
其中，光学接收系统主要包括光学接收镜头、调制盘、截止滤光片、窄带干涉滤光片、聚焦透镜及光电转换系统等；
Different cut-off condition and different acceptance correction methods of UA-1 central detector are selected in order to obtain flater rapidity distribution.
选择了不同的截断条件和中心探测器接收度修正方法以得到较平坦的快度分布。
We spent a few minutes trying to clean the lumps off the detector.
我们尝试过将碎片清出探测器。
We began to do our own testing at home, slamming doors, holding him near the smoke detector and setting it off.
我们开始在家里自己来做测试，拍打房门，把他带到烟雾报警器旁边打开报警器。
The Bosnia native fled when the bags set off a metal detector.
这位波斯尼亚当地人的背包引力了金属探测器响起后逃跑。
One evening, as I prepared dinner a bit too quickly, the kitchen filled with smoke and the smoke detector went off.
一天晚上，晚餐我准备得有点儿太快了，厨房里充满了烟，结果烟雾探查器报起警来。
The new smaller, lighter ORION 2.4 Non-Linear Junction Detector locates hidden electronics in walls, floors, ceilings, fixtures, furniture, or containers, even when they are turned off.
这款新的非线性结点ORION 2.4探测器更小更轻，一般隐蔽安装在墙壁，地板，天花板，灯具，家具或容器内。
The new smaller, lighter ORION 2.4 Non-Linear Junction Detector locates hidden electronics in walls, floors, ceilings, fixtures, furniture, or containers, even when they are turned off.
这款新的非线性结点ORION 2.4探测器更小更轻，一般隐蔽安装在墙壁，地板，天花板，灯具，家具或容器内。
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