Potassium fluoride
[化] 氟化钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
fluoride
[['fluəraid]]
n. 氟化物\\n[化] 氟化物
🗣️ 情景例句
Exactly.
完全正确。
Excuse me I don't know.
对不起我不知道。
It is eight o'clock.The children go to school by car every day, but today, they are going to school on foot.
现在是8点钟。孩子们每天都乘小汽车去上学，而今天，他们正步行上学。