Calgon
n. 加尔贡硬水软化剂(六偏磷酸钠的商标名,用于制革业等)
🔁 扩展释义
【化】 六偏磷酸钠(清洁剂)
🗣️ 情景例句
How do you do?
你好！
An education enriches your mind.
教育能充实人的头脑。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。