Eteline
四氟乙烯
🗣️ 情景例句
Claim concerning transportation should be referred to the shiping company.
涉及运输问题，应当向船运公司提出索赔。
I'm twenty and proud that I've never fed myself!
我二十岁了，但是，以从来不会自己挣钱吃饭为傲。
Oh，you are kidding me.
哦，你别拿我开玩笑了。