sidereal是什么意思

2024-02-09 09:11:17

sidereal

美[saɪdɪriəl] 英[saɪdɪəriəl]

adj. 恒星的

近义词：civil，

adj.(形容词)

Adjective

of or relating to the stars or constellations;
"sidereal bodies" "the sidereal system"
(of divisions of time) determined by daily motion of the stars;
"sidereal time"

用作形容词(adj.)

The sidereal year is not used to construct a calendar.恒星年不用于编制年历。
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。