Spectrograms
(spectrogram 的复数) n. 光谱图, 声谱图\\n[化] 光谱图
🗣️ 情景例句
I don't think he is cut out for the job.
我认为他不适合做那份工作。
Good morning.
早晨好！
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，