perihelion怎么读，perihelion的音标和真人发音
英音
[ˌperɪ'hi:lɪən]
美音 [ˌperɪ'hi:lɪrn]
perihelion是什么意思，perihelion的意思是
n.近日点
perihelion 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- How much does the direction of perihelion change each orbit ?
- 近日点方向使每个轨道改变了多少？
- According to marsden 's calculations , this comet reaches its closest point to the sun ( perihelion ) on march 18th .
- 根据marsden的计算，这颗彗星会在3月18日过近日点。
- Although predicting the brightness of comets with any degree of accuracy is very difficult , hale-bopp met or exceeded most predictions when it passed perihelion on april 1 , 1997 . The comet was dubbed the great comet of 1997 .
- 虽然预测彗星在不同角度的亮度是非常困难的，但是当1997年4月1日海尔波普彗星通过近日点时，达到甚至超过了大多数的预测。
perihelion相邻词汇