Polysulfide
[化] 多硫化物\\n[医] 多硫化物
🗣️ 情景例句
I ofter go shopping during National Day holiday.
我经常是在国庆节购物。
It's really a bargain.
租金很便宜。
To do this, he must be at least as knowledgeable as the dealer.
要做到这一点，他至少要像古董商一样懂行。