escaped \*emphasis\*.

`escaped \*emphasis\* in a code span`

    escaped \*emphasis\* in a code block

\\ \` \* \_ \{ \} \[ \] \( \) \> \# \+ \- \. \!

_one\_two_ __one\_two__

*one\*two* **one\*two**

<p>escaped *emphasis*.</p>
<p><code>escaped \*emphasis\* in a code span</code></p>
<pre><code>escaped \*emphasis\* in a code block</code></pre>
<p>\ ` * _ { } [ ] ( ) > # + - . !</p>
<p><em>one_two</em> <strong>one_two</strong></p>
<p><em>one*two</em> <strong>one*two</strong></p>