英文：
back
中文意思：
*[b?k]
a. 后面的
vt. 使后退, 支持
vi. 倒退, 背靠
ad. 向后地
n. 背部, 后面
【医】
背部, 背, 靠背
【经】
支持, 订货
向后地
相关词组:
back of beyond
be glad to see the back of...
behind someone's back
in back of...
to put someone's back up
to back down
to back onto sth
at sb's back
to back of...
back to back
behind sb's back
be on one's back
be on sb's back
to break sb's back
to break the back of sth
to cast sth behind one's back
to get off sb's back
on the back of...
to put one's back into sth
to rip up the back
to see the back of sb
to talk through the back of one's neck
with one's back to the wall
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