Micromolar
（浓度）微克分子
🗣️ 情景例句
Then there's hope for Robbie.
看来Robbie 还有希望。
Beggars must (should) be no choosers.
行乞的哪能挑肥拣瘦；饥不择食。
Do you accept credit cards?
你们收信用卡吗？