Mfp
平均自由路程
🗣️ 情景例句
I can't tell you how sorry I am.
我真的是很抱歉。
What shall I send him for his the New Year?
我要送他什么东西作为新年礼物？
A recent article in a weekly newspaper, for instance,
例如，最近一家周报刊登了一篇文章，