Time unit second is the basic unit of time in the international system of units, with the symbol S, sometimes marked with English abbreviation sec.

second

Pronunciation: English? [? Swedish krona (? ) nd], beautiful? [? Seck? nd； skɑ？ nd]

Explanation:

Second; Second-rate; another

Calculator? second

Noun (short for noun)? For an instant; second

adv？ Second; then

Verb (short for verb)? Support; Agree; Echo; dispatch

Extended data

Abbreviation of time unit

Year: zdy (abbreviation of year)

Month: m (short for month)

Hour: h (short for hour)

Minute: m (short for minute)

The transformation is as follows:

1y (year) = 12m (month)

1m (month) =28/29/30/3 1d (day) (note: depending on the month, the number of days corresponding to each month is different, for example, February in a normal year is 28 days, and February in a leap year is 29 days, etc. )

1d (days) = 24 hours (hours)

1h (hour) =60m (minute)

1m (minutes) = 60 seconds