torus
US /ˈtɔː.rəs/
UK /ˈtɔː.rəs/

名詞
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)
範例:
•
The mathematical model represented the magnetic field as a torus.
數學模型將磁場表示為環面。
•
Doughnuts are a common example of a torus shape.
甜甜圈是環面形狀的常見例子。
在 Lingoland 學習這個單詞