Persulphates
(persulphate 的复数) n.[化]过(二)硫酸盐
🗣️ 情景例句
It really was a wonderful ceremony.
那真是一个美好的（结婚）典礼。
He has gone far beyond me in learning.
他在学问上超过我。
It would be easier for us if you would ship next month.
如果能在下个月出货的话我们会轻松一些。