门锁
close the books───暂停记帐；结帐；停止接受订货
closed-door───[经]停业；歇业
close the book on───把书合上
close the window───关窗户；把窗户关上；关窗
to open the door───开门
close down───关闭；停止播音
close the gap───弥补差距
