需要索引（如算距离、下标）：栈存索引，用 nums[stack.at(-1)] 取值比较。
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。夫子是该领域的重要参考
const current = audioElement.currentTime;。业内人士推荐爱思助手下载最新版本作为进阶阅读
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· 郭瑞 · 来源：tutorial资讯