Meac
[医][=minimum effective analgesic concentration]最小有效镇痛浓度
🗣️ 情景例句
I'll settle for an A in my photography course.
我只要摄影课能得A就满足了。
It's time for class.
上课时间到了。
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。