Polysulfide
[化] 多硫化物\\n[医] 多硫化物
🗣️ 情景例句
I would like to improve my English pronunciation.
我想改善我的英语发音。
I'll be ready in a few minutes.
再过几分钟就好了。
Every year I enter for the garden competition too, and I always win a little prize for the worst garden in the town!
每年的花园竞赛我也参加，但总因是镇上最劣的花园而获得一个小奖！