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中文
English Fox - English Dictionary
Meaning of
sit up straight
in English
sit up straight
#common
Definitions
Verb
to
sit
with
the
back
upright
and
the
shoulders
back
,
rather
than
slouching
Other
to
behave
in
a
confident
,
assertive
,
or
responsible
manner
Base Words
sit
straight
up
