Wdm
abbr. 波分多路复用（Wavelength Division Multiplex）
🗣️ 情景例句
I like playing basket, and I also enjoy the team spirit of basketball.
我喜欢篮球及篮球活动中的集体精神。
All right. Should I take a look at your battery?
好的。要不要检查一下蓄电池？
How long have you lived there?
你在那里住多久了？