Examlex
The early Copernican system for planetary motions is
Object
A material thing that can be seen and touched.
First Words
First words are the initial form of verbal communication expressed by young children, marking a significant milestone in language development.
Infants
Young babies or children, particularly those under one year of age, who are at the earliest stage of their development.
Months
Units of time in calendars approximately equivalent to the natural period related to the motion of the Moon; used to measure durations shorter than a year and longer than a day.
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