Our unit of time is not the second but the century.
On a farm, the significant unit of time is a season.
A week is a time unit equal to seven days.
A minute is a unit of time in a basketball game.
Take no short interval for the next 1 unit of time.
The seasons, however, are related only to the year itself and not to any other units of time.
So it is as if we have a unit of time that anyone in the universe could measure.
Period, the unit of time into which a customer relationship is divided for analysis.
On the left hand side, we have a concentration divided by a unit of time.
The metric system uses the second as a main unit of time.