Persulphate
n. [化]过(二)硫酸盐
✅ 同义词
🗣️ 情景例句
And Dad saved his life.
爸爸救了他的命。
That's a liberal point of view.
那是一个开明的观点。
and as the number of stars in the universe is so vast,
因为宇宙中恒星的数目极其庞大，