近日點
拼音:jìn rì diǎn英文解釋:
perihelion中英例句:
- 彗星最接近太陽時,它就是在近日點。A comet is at perihelion when it is closest (=very close) to the sun.
- 彗星最接近太陽時,它就是在近日點。A comet is at perihelion when it is closest (=very close) to the sun
- 彗星最接近太陽時,它就是在近日點。A comet is at perihelion when it is closest (=very close) to the sun.