We wandered the aisles until something caught her eye: a laser gun with flashing lights and 15 different high-pitched sounds.
我们在走廊反复地转直到有一样东西映入了她的眼帘：一把带有闪光灯和15种不同声音的激光枪。
The laser target shooting system consists of semiconductor laser gun, photoelectric detector, and signal processing circuit, which is the key part of the whole system.
激光打靶系统主要包括半导体激光枪、光电探测器和信号处理电路，信号处理过程是整个系统的关键。
The laser target shooting system consists of semiconductor laser gun, photoelectric detector, and signal processing circuit, which is the key part of the whole system.
激光打靶系统主要包括半导体激光枪、光电探测器和信号处理电路，信号处理过程是整个系统的关键。
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