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
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
I ought to go to bed now.
我应该现在去睡觉。
Beyond two or three days, the world's best weather forecasts are speculative,
世界上最好的两三天以上的天气预报具有很强的猜测性，