sidereal [sai'diəriəl]

adj.
恒星的

单词认知/跟读练习/词义回想/单词回想/字母填空/听写练习/选择练习/默写练习/单词测试（初中高）

单词 sidereal 网络释义

形容词 a.
1.【天】星的,恒星的
2.根据恒星测定的
A sidereal day is shorter than a mean solar day by 3 minutes and 56 seconds.
恒星日比平均太阳日短三分五十六秒。

单词 sidereal 其它相关

单词解释
a. 星的,恒星的,以星球的运行为基准的
a. 1> Of, relating to, or concerned with the stars or constellations; stellar.
　 2> Measured or determined by means of the apparent daily motion of the stars: sidereal time.
相关例句
Although hampered by optical and mechanical flaws, the orbiting Hubble space telescope has relayed extraordinary images of distant sidereal bodies.
相关短语
a sidereal clock 恒星时钟
a sidereal day 恒星日
a sidereal year 恒星年
a sidereal revolution 恒星周期
同义反义

单词 sidereal 其它例句

- A sidereal day is shorter than a mean solar day by 3 minutes and 56 seconds.
　 恒星日比平均太阳日短三分五十六秒。
- The sidereal year is not used to construct a calendar.
　 恒星年不用于编制年历。
- sidereal time.
　 恒星时