Polyion
聚离子, 高分子量离子
🔁 扩展释义
【化】 聚离子
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
There is a broken small old gray stone bridge over the river.
河上有一座破烂不堪的、古老的、灰色的小石桥。