set back
1．delay the progress of sth．延期；耽搁
The snow this winter set back the building of our new house by two months．今冬的一场雪使得我们新房子的修建耽搁了两个月。
The harvest was set back by bad weather．由于天气恶劣，收割推迟了。
2．put back 拨回；使回转
Let's set back the clock half an hour．咱们把钟拨回半个小时。
It's impossible to set back the clock of history．要使历史车轮倒转是办不到的。
3．cost 花费
Her new boots set her back 70 dol lars．她花了70美元买了双靴子。
4．position well back 使缩进去
The house is set back some distance from the street．这房子造得离街面有一段距离。