authoritative
adj
ɔːˈθɒrɪətətɪv
adj
1
an
authoritative
book,
account
etc
is
respected
because
the
person
who
wrote
it
knows
a
lot
about
the
subject
权威性的，可信的，可靠的
the
most
authoritative
work
on
English
surnames
英语姓氏的最权威著作
2
behaving
or
speaking
in
a
confident,
determined
way
that
makes
people
respect
and
obey
you
权威的，有威信的，威严的
He
has
a
commanding
presence
and
an
authoritative
voice.
他仪态威严，声音雄壮。