looking up the roof , what are those ？头顶挖这些...

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looking up the roof , what are those 🕳️？ 头顶挖这些洞🕳️🕳️不知道是啥？ #shanghai #上海 #onlyphone #phonegraphy #手机摄影

A post shared by Lawrence 王治钧 (@lawrenceim) on May 15, 2019 at 8:06am PDT