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
She is at the top of her class.
她在班里名列前茅。
I know you are all busy.
我知道大家都很忙
He owned himself defeated.
他承认自己失败了。