英和和英

the act of saving time

waste time

Economize time to do it

to make the most of one's time

You should make the most of your time―economize time.

to waste time

economy of time

to fill the hour―stop the gap

to time with a stopwatch or an electric timing device

to give time to―devote time to―anything

continuance in time

time hung heavy on their hands

to be punctual to the minute

to change the hours

to spend or pass one's time

economy of time and labor

to waste time

to while away the time―kill time

to spare time （from something to do something）

to waste your time

It saves time.

beyond the regular time

an amount of time which is set aside in order to do a given thing

waste of time

to arrange the hours

someone who wastes time

spend one's time to advantage

a lapse of time

to be able to waste time

lengthen in time