torus
US /ˈtɔː.rəs/
UK /ˈtɔː.rəs/
1.
環面, 圓環體
a surface or solid formed by revolving a circle about a line that is in the same plane as the circle but does not intersect it (as a doughnut or a ring)
:
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The mathematical model represented the magnetic field as a torus.
數學模型將磁場表示為環面。
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Doughnuts are a common example of a torus shape.
甜甜圈是環面形狀的常見例子。