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[计] 顺序数据分组交换协议
🗣️ 情景例句
That's a great idea!
这点子不错啊！
A man apt to promise is apt to forget.
轻诺者易忘。
I'm sorry to trouble you. Could I borrow your pan again?
对不起，打扰您了。我能再借用您的平底锅吗？