Wdm
abbr. 波分多路复用（Wavelength Division Multiplex）
🗣️ 情景例句
in the past few weeks.
在最近几个星期。
What flights do you have from New York to London tomorrow?
明天从纽约飞往伦敦的有哪几班机？
I Know. That's a good idea! said Ann. But in England we still make tea in teapots.
“明白了。是个好主意！”安说，“但是在英国我们仍用茶壶泡茶。”