高考物理培训机构

1. pile up：堆积，积累

For the sake of safety, you shouldn't pile up your stuff at the emergencyexit.为了安全起见，你不应该将东西堆在紧急出口。

混淆短语：pile on：涌上（巴士、火车、飞机等）

The crowd piled on the bus as soon as it stopped.公车一停下来，人们就一拥而上。

2. play a role in：在……发挥作用，在……扮演角色

Your technical assistance played an important role in the project.你的技术支援在这项计划中扮演了重要角色。

混淆短语：play on one's weaknesses：利用某人的弱点

It is his strategy to defeat his opponents by playing on their weaknesses.他的策略就是利用对手的弱点击败对方。

3. play away：浪费，玩掉

No sooner had he received a large amount of money than he played away all off them.在他得到一大笔钱不久之后，就把它全玩完了。