single-gun color tube

例句：

1. 1. This isa single-gun color tube that can be used for recording audio.
   这是一根可以用于录音的单管彩色管。
2. 2.The single-gun color tube was the first to use this technology in television broadcasting.
   单管彩色管是电视广播中首次使用这项技术的。
3. 3. The single-gun color tube has become an essential part of many modern cameras.
   单管彩色管已成为许多现代相机不可或缺的一部分。