javascript nextSibling属性「建议收藏」对于nextSibling属性，在W3school中的定义为：nextSibling属性返回指定节点之后紧跟的节点，在相同的树层级中。注意所返回的节点必须是与上一个节点是同级关系，且彼此之间不能有空格，否则将会返回：undefinedTitl</p>
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"headline": "什么是热拔插？[通俗易懂]",
"description": "什么是热拔插？[通俗易懂]（1）带电插拔，热插拔功能就是允许用户在不关闭系统，不切断电源的情况下取出和更换损坏的硬盘、电源或板卡等部件，从而提高了系统对灾难的及时恢复能力、扩展性和灵活性等，例如一些面向高端应用的磁盘镜像系统都可以提供磁盘的热插拔功能。（2）具体用学术的说法就是：热替换（Hotreplacement）、…",
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