to a human, a space frequency of carbohydrates age or more age is considered very long
long_time is time_period. earth is billions_of_years_old. age is time_of_life. gestation_period_for_humans is 9_months_from_conception. adverb_of_frequency is adverb. space_age is not time. shelf_life is time_period. space_age is time. shelf_life is not time_period. forever is long_time.