array-like object 类似数组的对象 ; 类数组对象
Rather than reference them as you do an object property, you access them like array values.
与引用对象属性不同的是，您可以将属性作为数组值访问。
When a PV array is shaded by another object, like a tree or a house, the solar panels get backed up with electrons like cars in a traffic jam, and the current drops.
当一个光伏阵列被树木或房屋等物体遮挡住时，太阳能电池中会发生电子堆积现象，好似在交通阻塞中的汽车一样，因而电流减弱。
The first article showed you how jQuery works functionally, and how you can use it to search for page elements, loop through them, and access them like any Array object.
本系列的第一篇文章向您展示了jQuery是如何工作的，以及如何用它来搜索页面元素、循环遍历这些元素并像Array对象那样访问这些元素。
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