堆积起来的：指已经堆积起来的状态。
multiple collisions of vehicles
同义词： pileup
collect or gather
同义词： accumulate / cumulate / conglomerate / gather / amass
... refused 不肯 piled up 堆积 threatened 受到威胁 ...
...埃尔斯沃思 （1985年、 1987年） 和维纳 （1986 年）-拉撒路科技史密斯已作出检讨这些较早的努力和 piled up » 堆积; 搁浅; 积累 堆积; 搁浅; 积累 sorry gaara » 很抱歉我爱罗 ..
...斯科技埃尔斯沃思 （1985年、 1987年） 和维纳 （1986 年）-拉撒路科技史密斯已作出检讨这些较早的努力和 piled up » 堆积; 搁浅; 积累 堆积; 搁浅; 积累 sorry gaara » 很抱歉我爱罗 ..
Her discarded books were piled up just anyhow.
她丢弃的书被胡乱地堆了起来。
The books were piled up all over the floor any old how.
地板上书堆得乱七八糟的，到处都是。
Books are piled up everywhere, but not on the shelves.
书本堆积各处，却偏偏不在书架上。
I saw the dead piled up. I do not want to see that again."
VOA : special.2010.07.15
"They are really concerned about the amount of spending that is going on in Washington and the amount of debt that is being piled up,"
VOA : standard.2009.04.20
we just piled up all the groceries in the trunk of the car and drive home.
我们会把杂货堆放在车的后备箱里，然后开车回家。
SpeakingMax英语口语达人 : 与众不同的纽约
In the unlogged areas, they didn't find many broken branches piled up on the ground.
It just sent truckloads to supermarkets, where they got piled up in the produce aisle.
FORBES: Bolthouse Farms Takes On Giant Frito-Lay By Selling Junk Food That's Good For You
By the end, so many details had piled up that the events themselves no longer mattered.