英语翻译There are many variables that may underlie this behavior,from the morphology of sidewalks and streetscapes to the number of available retail or transit destinations available to a pedestrian.这句话的最后部分有两个available ,该怎么理解呢?

问题描述:

英语翻译
There are many variables that may underlie this behavior,
from the morphology of sidewalks and streetscapes to the number of available
retail or transit destinations available to a pedestrian.
这句话的最后部分有两个available ,该怎么理解呢?

to the number of available retail or transit destinations(which is) available to a pedestrian.
前一个修饰retail,后一个省略形式修饰destination