tetragon
n. 四角形
发音
CA
/ˈtɛ.tɹə.ɡɒn/
其它
US
/ˈtɛ.tɹə.ɡɒn/
UK
/ˈtɛ.tɹə.ɡən/
词形变化
tetragons
复数
tetragons
释义与例句
n.
-
1.
Quadrilateral.
罕用 数学 -
2.
An aspect of two planets with regard to the Earth when they are distant from each other ninety degrees, or a quarter-circle.
词汇关系
词源
From tetra- + -gon.
来源:wiktionary