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<title>下拉菜單制作</title>
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<ul>
<li>
<dl>
<dt><a href="#">前列腺疾病 </a></dt>
<dd><a href="#">急性前列腺炎</a></dd>
<dd><a href="#">慢性前列腺炎</a></dd>
<dd><a href="#">前列腺增生</a></dd>
<dd><a href="#">前列腺炎</a></dd>
</dl>
</li>
<li>
<dl>
<dt><a href="#">生殖感染 </a></dt>
<dd><a href="#">睪丸炎</a></dd>
<dd><a href="#">精囊炎</a></dd>
<dd><a href="#">尿道炎</a></dd>
<dd><a href="#">龜頭炎</a></dd>
</dl>
</li>
<li>
<dl>
<dt><a href="#">生殖整形</a></dt>
<dd><a href="#">包皮過長</a></dd>
<dd><a href="#">包莖</a></dd>
<dd><a href="#">陰莖增長</a></dd>
<dd><a href="#">陰莖增粗</a></dd>
</dl>
</li>
<li>
<dl>
<dt><a href="#">性傳播疾病 </a></dt>
<dd><a href="#">陽痿</a></dd>
<dd><a href="#">早泄</a></dd>
<dd><a href="#">勃起障礙</a></dd>
<dd><a href="#">射精障礙</a></dd>
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