Osred
(osr 的过去时) abbr. oxide-stable resin 氧化稳定树脂, 耐氧化树脂
🗣️ 情景例句
Do you think so?
真的这么认为？
Laugh at your ills, And save doctors' bills.
生病不忧虑，节省医药费。
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。