Chronometry is the science of the measurement of time, or ...
The Islamic calendar is a lunar calendar consisting of 12 ...
A week is a time unit equal to seven days. It is the ...
The Hebrew or Jewish calendar is a lunisolar calendar used ...
Metric time is the measure of time interval using the ...
The Julian calendar was a reform of the Roman calendar. It ...
0
词条
词汇
4
关注者
95
10
1
47
3
41
3 词条
