guardian
noun
ˈɡɑːdiən
noun
1
someone
who
is
legally
responsible
for
looking
after
someone
else’s
child,
especially
after
the
child’s
parents
have
died
监护人
sb’s
guardian
His
aunt
is
his
legal
guardian.
他姑妈是他的法定监护人。
2
someone
who
guards
or
protects
something
[正式] 维护者，保卫者
formal
[+
of
]
The
US
sees
itself
as
the
guardian
of
democracy.
美国把自己看作是民主制度的捍卫者。