M-s
abbr. minerals separation 选矿; Monday through Saturday 周一到周六; master-slave (flip-flop) 主-从（触发器）; Material Service (division of General Dynamics) 物资服务部（普通力学分科）
🗣️ 情景例句
Nice weather today, isn't it?
天气不错，是吧？
To watch the accident
观察意外事故的现场
I'm twelve. What's your name, please?
12岁了。请问您叫什么名字？