The
death
of
wolves
is
the
safety
of
the
sheep.(狼死羊安)
The
wolf
may
lose
his
teeth,but
never
his
nature.(狼的牙齿会掉，本性却改不了。)
wolf
in
sheep's
clothing
披着羊皮的狼
cry
wolf
虚张声势；报谎喊“狼来了”
keep
the
wolf
from
the
door
勉强度日；能够免于饥饿
a
lone
wolf
不喜欢与人来往的人,
喜欢独居的人;
独自作案的罪犯