Persulfide
[化] 过硫化物\\n[医] 过硫化物
🗣️ 情景例句
About the quality of 500 cartons of tin food we ordered last time.
是关于我们上次定购的500箱罐头食品的质量问题。
You look radiant tonight.
你今晚真是光彩照人。
A little. I go to Chinese classes every week.
一点点，我每周去汉语班上课。