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Plane angle
01
平面角, 面角
the measure of the tilt between two lines or surfaces in two-dimensional space, typically given in degrees or radians
plane angle
n
例子
A corner of a book forms a right plane angle.
The clock's hands form a plane angle at noon.
For precise origami, create a crisp plane angle when folding the paper.
Open the laptop screen to create a wide plane angle for better visibility.
The windmill's rotating blades sweep through a changing plane angle.
