Potassium polymannuronate
[机] 藻酸钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
🗣️ 情景例句
What's wrong?
怎么了？
Sorry, they are already full.
抱歉，全部满了。
The children wake up very early, and can't wait to open the presents in their stockings.
孩子们醒得很早，迫不及待地打开袜子里的礼物。