在许多美国人同高的天然气价格作斗争时其他人则想方设法减少生活中的化石燃料用量。
As many Americans struggle with higher gas prices, others look for ways to live using fewer fossil fuels.
四周有三个不同高度的简易座位。
There are simple seats on three different levels all around the sides.
然而，由于贝基的站立高度约与婴儿车里的婴儿同高，她所记录的污染水平时常远远高于环境机构收集到的数据。
However, since Baggy stands at about the same height as a child in a pushchair (婴儿车) , she frequently records pollution levels which are much higher than the data gathered by the Environment Agency.
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