Apocenter
[天]远心点, 卫星在椭圆轨迹上离主星的最远点
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
I couldn't get through.
电话打不通。
If I had been, I would not have been able to get home for lunch. '
如果真戴着它，我现在就不能回家来吃午饭了。”