narrow beam

例句 (10)

• The flashlight cast a narrow beam of light down the dark hallway.手电筒在黑暗的走廊里投下了一道狭窄的光束。
• The security system uses a narrow beam of infrared light to detect movement.该安保系统利用一束狭窄的红外线光束来探测移动。
• From the cliff, we could see the lighthouse's narrow beam sweeping across the sea.从悬崖上，我们可以看到灯塔那狭窄的光束扫过海面。
• The scientist focused a narrow beam of electrons onto the sample.科学家将一束狭窄的电子束聚焦在样品上。
• A narrow beam of sunlight broke through the clouds, illuminating a patch of the forest floor.一道狭窄的阳光光束穿透云层，照亮了林间的一小块地面。
• Aim the narrow beam directly at the target for an accurate reading.将狭窄的光束直接对准目标以获得准确读数。
• My new bike light projects a surprisingly narrow beam, which is great for seeing far ahead.我的新自行车灯投射出的光束出奇地狭窄，非常适合看清远方。
• The barcode scanner works by reading the reflection from a narrow beam of red light.条形码扫描器通过读取一束狭窄的红色光束的反射来工作。
• We will need a device that can emit a very narrow beam for this experiment to succeed.为了让这个实验成功，我们需要一个能发射非常狭窄光束的设备。
• This model's narrow beam is more focused than the wide beam of the older version.这个型号的窄光束比旧型号的宽光束更聚焦。