Wdm
abbr. 波分多路复用（Wavelength Division Multiplex）
🗣️ 情景例句
They're both very good buys.
这两栋都是价格便宜的。
Don't make it any worse than you can help.
尽量不要把事情弄得更糟。
Wake me up at five thirty.
请在五点半叫醒我。