Waveband
[ ['weivbænd] ]
研究生 Graduate
n. （无线电的）波段
📖 牛津释义
waveband
n
= band 4.
🗣️ 情景例句
Being a mother is not easy,
当一个母亲真不容易，
Baby
婴儿，宝贝
First come first served.
先到先得。