Do I understand this right?

来源: 花椒 于 2014-10-10 10:15:11 [] [旧帖] [给我悄悄话] 阅读数 : (176 bytes)

You parked the car, took that key out. And still hear the sound twice.
If so, that has nothing to do with bearings, joints or arms. It may not even be the car at all.

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