plane angle
复数形式
plane angles
1
平面角, 二面角
the measure of the tilt between two lines or surfaces in two-dimensional space, typically given in degrees or radians
- The clock's hands form a plane angle at noon.
时钟的指针在中午形成一个平面角。
- A corner of a book forms a right plane angle.
书的一角形成一个直角平面角。
- Open the laptop screen to create a wide plane angle for better visibility.
打开笔记本电脑屏幕以创建宽阔的平面角以获得更好的可见性。
- For precise origami, create a crisp plane angle when folding the paper.
为了精确的折纸，折叠纸张时创建一个清晰的平面角。
- The windmill's rotating blades sweep through a changing plane angle.
风车的旋转叶片扫过一个变化的平面角。