Boldface , on the other hand , is not necessary for ordinary text but can be used for emphasis .
粗体，在另一方面，普通文本没有必要使用，但可用于强调。
You can use boldface for headings and for words and sentences you wish to emphasize .
你可以标题你想强调单词的句子用黑体。
I ve emphasized the key portion in boldface .
我用粗体强调了其中的关键部分。
But if you want to emphasize more than a few words , you can use boldface , italics , colored type , or larger type .
但是，如果你想强调的不只是几个词，你可以用黑体，斜体，彩色，或较大字号。
Using too much boldface or italic and employing many different font sizes and colors in an attempt to emphasize areas or catch the site visitor 's eye can backfire : people may find your site too distracting and hard to read ; they may also mistake your content for ads and move on .
