1.
pick
off：采摘
We
had
to
pick
off
the
fruit
from
the
tree.
我们必须从树上摘下果实。
2.
cut
off：切断，中断
Suddenly
they
found
their
retreat
cut
off.
他们突然发现退路已被切断。
3.
cut
down：砍倒、削减
The
trees
were
cut
down
.
树被砍倒了。
The
U.
S.
will
cut
down
its
financial
aid
to
Korea.
美国将削减对韩国的经济援助。
4.cut
up：切碎、抨击
He
cut
up
the
meat
on
his
plate.
他在盘子里把肉切成小块。
The
film
was
severely
cut
up
by
many
reviewers.
这部电影受到许多评论者的严厉批评。