单词restricted class
un.: 限制级
限制级
DOM was designed by the W3C for a fairly restricted class of applications: Web browsers.
DOM是W3C为一类限制相当严格的应用程序设计的,这类应用程序就是Web浏览器。
A computer that is designed to operate upon a restricted class of problems.
为解决有限类型问题而专门设计的一种计算机。