Persulphate
n. [化]过(二)硫酸盐
✅ 同义词
🗣️ 情景例句
I think aerobics is easy.
我觉得有氧运动很容易。
God never shuts one door but he opens another.
天无绝人之路。
He could also hear night insects and the sound of waves on the shore.
他还能听到夜晚里昆虫的叫声和波浪拍击岸边的声音。