Lfu
最少使用算法
🗣️ 情景例句
Either I'm at the hospital doing paperwork,
不是我在医院办公事，
You're thinking too much.
你也未免想太多了吧！
No, thanks. I think I'd like a bottle of orange. What about you?
不，谢谢，我想来瓶橙汁。你呢？