Metacetaldehyde
[化] 变乙醛; 聚乙醛
🗣️ 情景例句
I want to make a withdrawal.
我想取钱。
She is starting to work her way up in the company.
她在公司开始发挥实力了。
In this way, we have learned all that we know of the laws of astronomy,
例如，用这种方法，我们完全掌握了天文学的规律。