近日点远日点

Perihelion

以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译

1
他还指出了，地球在近日点的速度要比它在远日点快，近日点离太阳比较近，远日点是距离太阳最远的地方。
He also figured out the planet goes faster when it's at perihelion, nearer the sun, than when it's at aphelion, its farthest distance.
2
在轨道上最接近太阳的点被称为近日点，而最远离太阳的点被称为远日点。
The point in the orbit nearest the sun is called perihelion, while the point farthest is called aphelion.
3
这张合成照片直观地比较了两张由同一台望远镜和照相机拍摄的太阳，一张拍摄于2008年近日点，另一个拍摄于同年的远日点。
This composite neatly compares two pictures of the Sun taken with the same telescope and camera on the dates of Perihelion (closest approach) and Aphelion in 2008.

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