Mmb
abbr. 甲汞化溴（Methylmercuric Bromide）；微型消息总线（Micro Message Bus）；百万桶（Million Barrels Per Day）；女满别机场（Memanbetsu）
🗣️ 情景例句
And this is Alexandra Pappas.
这位是Alexandra Pappas。
Oh, on! A ghost!
哇！有鬼呀！
It suddenly dawned on me that this express was not roaring down the line at ninety miles an hour, but barely chugging along at thirty.
我突然感到这趟快车并没以时速90英里的速度呼啸前进，而是卟哧卟哧地向前爬行，时速仅30英里。