Sinad
abbr. Signal to Noise and Distortion Ratio 信号-噪声及失真比
🗣️ 情景例句
Nice whether we are having.
天气真好。
It's time to begin.
到开始的时候了。
This is No. 1 Machine Shop. Keep together, please! said Uncle Wang.
“这就是第一机械车间。 请大家靠拢点！”王大叔说。