Dama
abbr. 按需分配多址接入（Demand Assigned Multiple Access）
🗣️ 情景例句
The train will be stopping in five minutes.
火车将在五分钟后靠站。
Whom do you want to talk to?
你要和谁讲话？
I insist that you give me my money back.
我要求你把钱退给我。