Micromolar
（浓度）微克分子
🗣️ 情景例句
I'm proud of all my grandchildren, Mr. Carlson.
我为我所有的孙子孙女感到骄傲 Carlson先生。
We prepared a picnic lunch and drove down by the river.
我们准备了野餐午餐并沿河边向下开车。
Of course, everyone likes presents.
当然，每一个人都喜欢礼物。