There was no handle and no keyhole: nothing but a plain expanse of aged wood, and a bronze knocker in the shape of an eagle.
门上没有把手，也没有钥匙孔，只有一块上了年头的光光的木板，上面有个鹰状的青铜门环。
2
The utility model belongs to the technical field that an aerie is manually placed in the plain and induces an eagle of a rat's natural enemy for killing the rats.