So grab your Rectangular Marquee Tool (m) right click on the image and select Color Range.

因此，抓住你的矩形选框工具(中)在图像上点击右键并选择颜色范围。

youdao

The main functions of the CBSCAD system include: 1. drawing enough graph elements: line, rectangular, arc, ellipse, curve and text and so on;

CBSCAD系统主要功能有：1．相对完善的图形元素：直线、矩形、圆弧、椭圆、自由曲线及文本等的交互绘制。

youdao

It could be a couple of years before a dramatically new form factor hits the market for wireless communication, maybe involving wearable devices, and so Samsung and Apple must innovate as best they can on that old rectangular canvas.

FORBES: Samsung To Push Humanizing Features In New Galaxy Phone