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
How many courses are you taking this semester?
这学期你选了多少课？
We've got to get a bed and a dresser for the bedroom.
我们得为卧房放一张床和一个梳装台。
Let me see your driving licence.
让我看一看你的驾驶执照。