Sodium polymannuronate
[建] 藻酸钠
🧩 词语组成解析
sodium
['sodɪəm]
n. <化>钠(11号元素，符号 Na);
🗣️ 情景例句
Someone just checked out.
有一个人刚刚结帐走了。
It's December.
现在是十二月。
Here are the results. Girls' relay: The winners -- Class 4! (Hooray!)
获胜者--4班！（好！）