Spectrogram
n. 光谱图, 声谱图\\n[化] 光谱图
🗣️ 情景例句
Life has its ups and downs, but it certainly has its rewards.
人生有沉也有浮，但是无论怎样都确有其价值。
I tried to call you, but the line was busy.
我试着给你打电话，但老占线。
The petrol had nearly all been used up.
汽油几乎已经用光。