Potassium polymetaphosphate
[机] 聚偏磷酸钾
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
🗣️ 情景例句
but in the lapel pocket.
但是在胸前的口袋。
A little neglect may breed great mischief.
小不忍则乱大谋。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子