n.邮递员，绿衣使者
The mailman was greeted with smiles all along the line.
那位邮递员所到之处都受到友好的欢迎.
The mailman just dropped some mail in our box, Grandpa.
邮差刚刚塞进一些信件在我们的信箱, 爷爷.
The mailman always comes at 9 o'clock.
邮递员总是九点钟来.
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