It is initialized to a new array object, which is empty or has vehicle elements from when a user entered vehicles earlier.

它被初始化为一个新的数组对象，该数组对象为空或者含有用户先前输入的车辆的车辆元素。

youdao

Or you can operate selectively only on elements with certain indices, by using an "index array".

或者，通过使用一个“下标数组”，您可以对具有特定下标的元素有选择地进行操作。

youdao

In this case, you see two DHTML techniques: the forms array, and calling elements by names based on attribute values, rather than by element names or by overall structure.

在这个例子中，使用了两个DHTML技术：forms数组，以及通过基于属性值的名称调用元素(而不是通过元素名或总体结构)。

youdao