This computer is popular for its good design and ease of use.

这种计算机因设计巧妙、简单易用而广受欢迎。

For ease of use, we define a keyword synonym that displays the customer name, but stores only the number.

为使用方便，我们定义了一个关键字同义词，它显示客户名称，但是仅存储客户编号。

The ease of use will astound you.

易用性将你震惊。

Ease of use and installation.

易于使用和安装。

Ease of use is also relative to the user.

对于用户来说，易用性同样也是相对的。