英和和英

when occasion demands

until when

on some occasions―in some cases―sometimes

when it comes to the point

at a given time

when it's over

on one occasion

on the instant

like when

to conform to the times―swim with the stream

after a time

in an instant

at that moment

on the occasion of a request

once upon a time

once upon a time

at odd moments

the time at which one is about to do something

to get a chance―（時よろしきを得るの意味なら）―to be timely―well-timed―seasonable―opportune

when the time is right

the favorable current of times

as soon as

at a push

in times of crisis

at a time

on impulse

on one occasion―one time―once

once―one time―on one occasion

on one occasion

at dusk―in the twilight―in the gathering twilight―in the gathering dusk