Boldface italic type is used to mark very important terms when they are first defined.
对于特别重要的术语，第一次给它们下定义时，用黑斜体字表示。
We use boldface type for vectors.
我们用黑体形式表示矢量。
I've emphasized the key portion in boldface.
我用粗体强调了其中的关键部分。
The input enhancement appears byways of boldface while the tasks load involvement as different reading tasks.
输入增显以黑体形式出现，而任务投入以不同的'阅读方式出现。
Little attention is paid to the effects of input enhancement, which appears in the present study as boldface and gloss.
输入强化在本研究中以黑体和注释的方式出现。