the Second Sino-Japanese War

all night

work done for free, unpaid work, uncompensated work / work done in vain, work with no favorable end result

to work for free, to work without pay or other compensation / to work in vain, to work with no favorable end result

(archaic, grammar) any word that declines or conjugates / (archaic, grammar) more specifically, a verb

eleventh day of the month

as early as possible

Have a nice day!

(Buddhism) dead memorial service where many gather to transcribe a sutra in one day

waiting impatiently / time dragging on