Micromolar
（浓度）微克分子
🗣️ 情景例句
Have you ever taken Cathay Pacific?
你有没有搭过国泰航空公司的班机？
Actions speak louder than words.
坐而言，不如起而行。
The circle dance meant that food was near.
圆圈舞表示食物在附近。