一朝有事の際にの英語

yeoman's service

the day when something will be done

some time or other

the day when something is done

the day on which an event occurred

the very moment after doing something

When you have time

at an opportune time

on some occasions―in some cases―sometimes

the time before last

the time when something begins

in time of need―in case of emergency―in the day of trouble

something that occurs immediately after doing something

There is a time for everything.

on one occasion―one time―once

at that moment

I sometimes do.

when you have a moment

the state of being every other day

at any time

a period from a time in the past to the present time

It is a timely measure―an opportune measure.

on one occasion

timely convenience

a point or moment in the flow of time

an exact time when one gotten out

happening at a time subsequent to a reference time

at an opportune time

because it is the time when __

at the proper time