Propoxide
丙氧化物, 丙醇盐
🗣️ 情景例句
remember?
记得吗
Oh,don't worry about it.
哦，别担心。
In this way self-confidence grows, first from mastering a subject, then from being able to take about it.
这样，你自信心不断增强，先是因为掌握一门学问，接下来是因为能够就此发表见解。