qiu1
means 'autumn'
qiu1
is composed of
.
The first component is he meaning 'grain' or 'grain stalk'
and the second component is huo meaning 'fire'. Combined
we have the meaning 'the time when grain stalk may catch fire'.
qiu1feng1 means 'autumn wind'.
feng1
is made by combining
where the first component is fan meaning 'altogether' and
the second is chong meaning 'insects'. In ancient times it
was believed that all insects were controlled by the wind.
qian1qiu1 means 'a thousand years'
and literally translates as 'thousand'-'autumns' i.e. 'many ages'.
qian1
is transformed from the hieroglyph
which was the early sign of 'man' and 'one'
It has been surmised that in order to remember large numbers, horizontal
marks were written on the body for every thousand count.