Orr
abbr. 整体反应率（The Overall Response Rate）；氧还原反应（Oxygen Reduction Reaction）
🗣️ 情景例句
Not at all. Check it, please.
好的，请检查。
After dinner I read a magazine and made some telephone calls.
在晚饭以后我读一本杂志和打了一些电话。
Where would you keep them?
你把鱼放在什么地方？