首页英语词典siderealsidereal英英释意

sidereal

英 [saɪ'dɪərɪəl] 美[saɪ'dɪrɪəl]
  • adj. [天] 恒星的;根据星球运行测定的

英英释意


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