永久夏令时
conceptEmbed This Widget
Add the script tag and a data attribute to embed this widget.
<script src="https://cdn.jsdelivr.net/npm/timefyi-embed@1/dist/embed.min.js" defer></script>
<div data-timefyi="glossary" data-slug="permanent-dst"></div>Embed via iframe for maximum compatibility.
<iframe src="https://timefyi.com/iframe/glossary/permanent-dst/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://timefyi.com/glossary/permanent-dst/Add a dynamic SVG badge to your README or docs.
[](https://timefyi.com/glossary/permanent-dst/)Use the native HTML custom element.
<script src="https://cdn.jsdelivr.net/npm/timefyi-embed@1/dist/embed.min.js" defer></script>
<timefyi-glossary slug="permanent-dst"></timefyi-glossary>定义
全年保持夏令时、取消每年两次调表的政策提议或实施。支持者认为有经济和健康收益，反对者则担忧冬季早晨会变得更暗。