radical in Chinese characters (Kangxi radical 13), occurring in 用[yong4], 同[tong2], 網|网[wang3] etc, referred to as 同字框[tong2 zi4 kuang4]
冂
=
丨
+
㇆
:
Kind of looks like a map. Zeus found a secret map that tells the location of a golden dinosaur bone in front of the engine, so he took a plough and digged up everything. He actually found a couple of dinosaur bones, but not a golden one.