Polycarboxylic
[机] 多羧酸的
🗣️ 情景例句
I don't mind.
我不在乎。
We must get back to first principles.
我们必须回到基本原则上来。
Both of them are exciting. I like watching them. Are you good at sailing?
这两种运动都令人兴奋。我喜欢看。你擅长帆船吗？