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
She's unhappy
她很不高兴。
His opening remarks were serious.
他的开场白说得很严肃。
Your English is improving little by little.
你的英语正在渐渐提高。