1. 连接要包含网站主要的关键字(词)
    The links could be keyword-rich.
  2. 使用绝对路径而非相对路径
    Use absolute path rather than ralative one.
  3. 连接通常是显示为文字下面加下划线, 如果要强调某些文字,请用粗体或高亮以免造成误解
    Normally links are underlined. If you want to emphasize some text, don't make them underlined, make them bold or highlighted.