Mmmm
abbr. multiunit network management and maintenance message 多单元网络管理与维护消息
🗣️ 情景例句
My pleasure.
不客气。
As the tree falls, so shall it lie.
自作自受。
he had great difficulty in controlling the car because a tyre burst during the first run.
但他很难把汽车控制住，因为在开始的行程中爆了一只轮胎。