Osr
abbr. oxide-stable resin 氧化稳定树脂, 耐氧化树脂
🗣️ 情景例句
Mid-autumn Festival is a traditional festival for family unification.
中秋节是家人团聚的传统节日。
No,that's not my book.
不，那不是我的书。
You need to practise a lot with the actors before.
上演前你得同演员一道进行大量的排练。