It calculates the value of the rectangular area.
计算矩形面积；
A view represents a rectangular area that can display text and other elements.
一个视图表示一块矩形区域，其中可显示文本和其他组件。
You can also drag the second (or right-click) mouse button to select a rectangular area to zoom in on.
还可以拖动第二个(或右击)鼠标按钮来选择要放大的矩形区域。
When you open Barcode Scanner, you will see a rectangular area with a flashing red line displayed on the screen of your phone.
打开“条形码扫描器”后，手机屏幕上会显示出一个有一条闪烁的红线的矩形区域。
Gets the rectangular area that represents the total area of the page.
获取表示页面全部区域的矩形区域。
A rectangular area of the screen that may respond to user input events.
屏幕的一个矩形区域，能响应用户的输入事件。
A rectangular area marked off in front of the goal in hockey and lacrosse.
在曲棍球或长曲棍球场上标识在球门前的一个长方形区域。
Optimization is mostly for reducing the rectangular area that encloses all objects.
其优化通常是减小包括这些全部对象的矩形的面积。
So, everything you need to do is to simply specify a rectangular area around the eye.
所以你需要做的只是简单的指定一个眼睛周围的矩形域。
A window is a rectangular area on the screen that receives user input and displays output in the form of text and graphics.
窗口是屏幕上接受用户输入和以文本和图形方式显示输出的一块矩形区域。
A View object is a data structure whose properties store the layout parameters and content for a specific rectangular area of the screen.
View对象是一个数据体，它的属性存储了用于屏幕上一块矩形区域的布局参数及内容。
A View object is a data structure whose properties store the layout parameters and content for a specific rectangular area of the screen.
View对象是一个数据体，它的属性存储了用于屏幕上一块矩形区域的布局参数及内容。
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