# Markdown Demo

# 元素

# 上标、下标

~SUB~
^SUP^
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SUB SUP

29th

H2O

# Footnote

Here is a footnote reference,[^1] and another.[^longnote]

[^1]: Here is the footnote.

[^longnote]: Here's one with multiple blocks.

    Subsequent paragraphs are indented to show that they
belong to the previous footnote.
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Here is a footnote reference,[1] and another.[2]

# Abbreviation

*[HTML]: Hyper Text Markup Language
*[W3C]:  World Wide Web Consortium
The HTML specification
is maintained by the W3C.
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The HTML specification is maintained by the W3C.

# Mark

marked

# Definition Lists

https://pandoc.org/MANUAL.html#definition-lists (opens new window)

Term 1

:   Definition 1

Term 2 with *inline markup*

:   Definition 2

        { some code, part of Definition 2 }

    Third paragraph of definition 2.
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Term 1

Definition 1

Term 2 with inline markup

Definition 2

  { some code, part of Definition 2 }

Third paragraph of definition 2.

# Insert

++inserted++
1

inserted

🔚


  1. Here is the footnote. ↩︎

  2. Here's one with multiple blocks.

    Subsequent paragraphs are indented to show that they belong to the previous footnote. ↩︎