Osr
abbr. oxide-stable resin 氧化稳定树脂, 耐氧化树脂
🗣️ 情景例句
I certainly am. May I help you?
我是，我能帮您什么忙吗？
Excuse me for being late.
对不起我迟到了。
While the five babies were babies were still quietly sleeping in oxygen tents in hospital nursery,
眼下，五胞胎还静静地躺在医院婴儿室的氧气帐里，