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。
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.
因此对商代中期青铜礼器的研究，是打开商代祭祀文化的一把“金钥匙”。
Therefore, the study of the bronze sacrifice vessels of the middle-shang Period is a key to the sacrifice culture of Shang Period.
这款独特的钥匙扣一面小镜子，另一面是青铜小牛皮相框，上面镶有烟石英色水晶。
This exclusive key holder offers a mirror and a small photo frame in bronze snakeskin and Smoky Quartz Crystal Mesh.
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