The supporter of the umbrella is formed by that thin steel threads are bent into each small rectangular frame and connected vertically and horizontally by connectors.

该伞的支撑是由细钢丝弯曲成各个长方形小框后，由联接件纵横联接而成。

youdao

Made of little more than an aluminum structural frame, steel decking and glass, the rectangular and almost-completely transparent house is spartan.

WSJ: The Do-It-Yourself Desert Retreat