组六杀两码方法简介：The man in black who had just left returned, holding in his hand a small roll of paper that had just been delivered to the dovecote, and presented it to the middle-aged man: "It's from the shopkeeper, it was delivered urgently."
The man in black who had just left returned, holding in his hand a small roll of paper that had just been delivered to the dovecote, and presented it to the middle-aged man: "It's from the shopkeeper, it was delivered urgently."
