day
名词 day:
time for Earth to make a complete rotation on its axis
同义词:twenty-four hours, twenty-four hour period, 24-hour interval, solar day, mean solar day
some point or period in time
the time after sunrise and before sunset while it is light outside
a day assigned to a particular purpose or observance
the recurring hours when you are not sleeping (especially those when you are working)
an era of existence or influence
a period of opportunity
the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis
the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
同义词:sidereal day
United States writer best known for his autobiographical works (1874-1935)