Note: In the dot syntax the first element is element zero, and in the bracket syntax, the first element is element 1.

注意：在点语法中，第一个元素是编号为 0 的元素，而在括号语法中，第一元素是编号为 1 的元素。

youdao

The ? character means to match zero or one instance of the previous pattern element; the * character means to match zero or more of the previous element.

字符表示匹配前面模式元素的零个或一个实例，* 字符表示匹配前面元素的零个或多个实例。

youdao

The component element can have zero or more consumer elements as children, which are used to configure the consumers of the component.

组件元素可以有零个或多个消费者子元素，它们配置了组件的消费者。

youdao

What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.

我们将零点定义为每种元素,在室温和正常大气压下,在其自然状态下的焓。

麻省理工公开课 - 热力学与动力学课程节选

Well I have to go to the zero-th element, and say OK, gee, to get to the next element, I've got to jump this here. And to get to the next element, I've got to jump to here, and to get to the next element, I've got to jump to here, until I get there.

再回到第0个元素，好的，然后找下一个元素，跳转到这里，然后再下一个元素，跳到了这里,然后再下一个元素,直到我找到那个元素,这样，我有方法来保存变长的元素。

麻省理工公开课 - 计算机科学及编程导论课程节选