polydrafter

名词 n.
中文释义

英文释义

名词 n.
  1. A polyform made by joining N-2 triangles edge to edge in various arrangements, each of these triangles being a right triangle with angles 30°, 60° and 90°.

词形变化

polydrafters plural

词源

From poly- + draft + -er, from drafting triangle.
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