英和和英

childhood

the Middle Ages

in one's youth

in one's boyhood

one's bright days―best days

to become antique

the age of cave-dwellers

one's boyhood

the era in which someone lives

unpeaceful times

time immemorial

an interval of time

the golden age―one's best days―one's reign

the Heisei era

one's dark days―evil days

monotonous times―uneventful times―waste periods of history

of time, to pass

behind the times―out of date

the feudal times

barbarous times―barbaric days

an eventful period

the heroic age

the bronze age

the best time of youth

an antediluvian

the geographical age called the Mesozoic era

a period that is about ten years before the period under discussion

a transition period

the stone age

in one's girlhood (days)