- sidereal day
 - n. 恒星日
 
同义词
           - n. day
 
参考例子
           - 1.A sidereal day is about 4 minutes shorter than a solar day.
 - 一个恒星日比一个太阳日大约短4分钟。
 
英文解释
           - n.
 - 1.the time for one complete rotation of the earth relative to a particular star, about 4 minutes short
 
网络释义
               - sidereal day
 - 恒星日; 恆星日;
 
- fixed sidereal day
 - 固定恒星日;
 
- mean sidereal day
 - 平恒星日; 平
 
- average sidereal day
 - 平均恒星日;
 
- apparent sidereal day
 - 视恒星日;