英语释义

• periapsis in solar orbit; the point in the orbit of a planet or comet where it is nearest to the sun

片语

perihelion motion[天]

peak最高的；最大值的

perihelion distance近日距

orbital perihelion轨道近日距

perihelion advance近日点进动

perihelion passage近日点通过

perihelia perihelion的复数

Perihelion dist近日点距离

acme顶点，极点，最高点

perihelion precession近日点进动

argument of perihelion[天]

英汉例句

• but it「s not that simple either, because the dates of the perihelion and aphelion are also shifting.

  但这并不是简单的一件事情，因为近日点和远日点的日期都会变换。

• otherwise difficult to notice, the change in the sun」s apparent diameter between perihelion and aphelion is clear.

  我们很难用肉眼看出近日点和远日点太阳视直径的变化，但在这张图上显而易见。

• the q is - do you mean pluto in its aphelion or perihelion ?

  我的问题是，冥王星此时是在近地点还是远地点？

• in all this cuban business there is one man stands out on the horizon of my memory like mars at perihelion .

  在所有与古巴有关的故事中，有一个人令我无法忘怀，他就像近日点的火星一样耀眼。

• w hen the earth moves from perihelion to aphelion, its radiation belts are expansion, and aphelion to perihelion contraction.

  当地球从远日点运动到近日点时，地球辐射带向内收缩。

• so, the perihelion cannot be considered as a verification of einstein「s theory although it does suggest that his theory would be in the right direction.

  所以，水星近日点的移动还不能看作是证实爱氏的理论，虽然它建议他的理论很可能在正确的轨道上。

• this means that the earth moves faster along the orbit in winter near perihelion .

  这意味着地球在靠近冬至点附近的冬季运行得较快。

• mercury」s point of perihelion was noticed to rotate the sun faster than predicted by newton「s laws of gravitation and proved to be strong evidence for einstein」s gravitational model;

  水星的近日点点发现太阳旋转速度比预测牛顿的万有引力定律，并证明爱因斯坦的引力模型有力的证据；

• this paper derives in detail the gravitational field of the sun by using the schwarzschild metric, and expounds the advance of the mercury「s perihelion with the general theory of relativity.

  用史瓦西度规详尽地推导了太阳引力场，用广义相对论解释了水星近日点的进动。

• the angular deviation, as observed from the sun, of a planet from its perihelion .

  近点距离， 近点角从太阳观察到的行星距近日点的角度偏差。

• otherwise difficult to notice, the change in the sun」s apparent diameter between perihelion and aphelion is clear.

  但这并不是简单的一件事情，因为近日点和远日点的日期都会变换。

• 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.

  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。

• easy to spot in binoculars for now, mcnaught will sink into the twilight along the eastern horizon in the coming days as it heads toward perihelion (closest approach to the sun) on july 2.

  现在用双筒望远镜很容易找到麦克诺特彗星，它将在以后一段时间，在黎明东边地平线上慢慢下落，7月2日过近日点。