Wavebands
n. （无线电的）波段( waveband的复数形式 )
🗣️ 情景例句
We picked flowers.
我们拾了花。
A maiden with many wooers often chooses the worst.
少女有了许多求婚者往往选中了最差的一个。
Yes, good idea.
好主意呀。