Polycarboxylic
[机] 多羧酸的
🗣️ 情景例句
I think the newspaper put a bad spin on these latest events.
我认为报纸扭曲报道了最近发生的事件。
I've bee invited over to a friend's, and you?
有个朋友请我去作客，你呢？
Wu dropped his stick! He stopped to get it and of course fell behind.
吴的接力棒掉地了！他停下捡棒，当然就落后了。