Persulphates
(persulphate 的复数) n.[化]过(二)硫酸盐
🗣️ 情景例句
What was it about?
刚才谈什么？
What right do you have to tell me what to do?
你凭什么指使我？
It's very smart.Short skirts are in fashion now.
它很时髦。短裙现在很流行。