Pmcd
[医][=preventive medicine detachment]预防医学分队
🗣️ 情景例句
He invests his money in the stock market, dreaming of huge profits.
他把钱投资在股市中， 梦想从中获暴利。
A boisterous horse must have a rough bridle.
烈马要套粗笼头。
Come in, please!
请进！