With the Brush tool selected, you can increase / decrease the brush size by pressing [ or ] key (square bracket key).

在画笔工具被选择的情况下，你可以按下“[”或“]”（左右方括号键）来增大或减小画笔的尺寸。

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Making sure your colour is set to black (if it's not, click on the top colour square and change this 100% black) and select your brush tool.

确认你的前景色为黑色(如果不是，单击前景色方框，然后改成100%黑)，选择画笔工具。

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You will notice that the selected brush will be highlighted with red, and get eight little white square handles in the 2D views.

你应该发现了，被选的笔刷变成红色高亮状态，同时在二维视图中会出现八个白色控制点。

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He has short brush-cut hair, broad square shoulders and big square hands.

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