dong1
means 'winter'
dong1
borrowed from the hieroglyph
which resembled a bundle of silk indicating the end of a silk reeling session.
The two dots at the bottom which mean 'ice' and were added to signify 'years
end' i.e. 'winter'.
dong1mian2 means 'hibernation'
and literally translates as 'winter'-'sleep'.
mian2
is composed of
.
The first component is mu4 meaning 'eyes' (original hieroglyph
)
and the second component is min meaning 'of one people'.
It is surmised that the use of min was a replacement of a
character that meant 'dark' instead. Therefore 'eyes in darkness' meant
'sleep'.
dong1gua1 means 'winter melon'.
gua1
is from the hieroglyph
and is used to denote 'melon'.