Sinad
abbr. Signal to Noise and Distortion Ratio 信号-噪声及失真比
🗣️ 情景例句
Nobody displayed any interest.
没人显得感兴趣。
I picked up my papers.
我捡起了我的文件。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？