Spectrogram
n. 光谱图, 声谱图\\n[化] 光谱图
🗣️ 情景例句
often took us somewhere in the city on the weekends.
经常在周末带我们去城市的一些地方。
A pet lamb makes a cross ram.
宠坏的小羊将成为脾气坏的大羊。
Open the window and air the room.
打开窗子，给房间通通风。