Polysulfonate
多磺酸盐
🗣️ 情景例句
I'll call you again later, OK?
我以后再打给你，好吗？
So if anyone here is interested in computer and computer software, please let me know.
所以这里如果有人对电脑和电脑软件感兴趣，请告诉我。
They've got a special exhibition on this month.
这个月他们举办特别的展览。