Fortisan
[美]福蒂森(经拉伸和皂化的醋酯长丝)
🗣️ 情景例句
I think it will be a mutually beneficial relationship.
我认为那将是对双方都有利的关系。
The sanitary engineer collects garbage.
卫生队员收集垃圾。
Have you ever been bitten by a dog?
被狗咬过吗，你？