trapeziform การใช้

The rectangular to trapeziform town layout is surrounded by a wall strengthened with basalt stones.
These plans called for the fortress to be a trapeziform stronghold surrounded by a wet ditch and by outworks on the land side.
Can a 2-inch trapeziform plastic tool with a tiny razor blade hidden between two rounded wings find its way into the pantheon of indispensable everyday objects?
The mine consists of a subtriangular or trapeziform mine on the underside of the leaf, mostly on the basal area of the disc between two lateral veins.
The columns hewn in solid rock support rather low semicircular arches fitted into trapeziform frames which, forming a square in the plan, serve as a foundation for the spherical cupola above them with a light opening in its zenith.