Persulfide
[化] 过硫化物\\n[医] 过硫化物
🗣️ 情景例句
about finding homes for the animals?
为动物寻个家。
The land in this region is rather dry and parched.
这片土地十分干燥。
The line's busy. I'll try again later.
电话占线，过一会我再打。