Encara no tenim significats per a "unbutton the coat".
1She began to unbutton the coat he had bought for her.
2But he didn't try to unbutton the coat.
3Then he unbuttoned the coat and felt around in his jacket.
4I bowed my head and silently unbuttoned the coat.
5"That's right; and don't unbutton the coat till you reach your own home."
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