她画了一条线，标上数字，每英寸代表三英尺。
She ruled a line and numbered it off; one inch representing three feet.
HTML5画布上画了一条线，变厚的最简单的方法是什么？
HTML5 Canvas - What's the simplest way to draw a line that gets thicker and thicker to the end?
HTML5画布上画了一条线，变厚的最简单的方法是什么？
HTML5 Canvas - What's the simplest way to draw a line that gets thicker and thicker to the end?
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