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
Why is that necessary?
为什么有此必要
I've bee invited over to a friend's, and you?
有个朋友请我去作客，你呢？
A few days later about 140 black people were taken and put on a tall sailing ship waiting off the coast.
几天以后，大约140名黑人被带到一艘停靠在海岸边的大帆船上。