稍后，你从关联设备取消画笔对象并销毁该对象。

Later on, you deselect the pen object from the device context and destroy the object.

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线条是大家再熟悉不过的了，人们在拿起画笔来描绘对象的时候，首先想到的就是勾勒外形，线条自然就成为了人的第一个绘画语言。

Lines so familiar to everyone, and the people pick up the brush to describe an object, the first thought is the outline shape of the line will naturally become the first painting of human language.

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注意：当你转换一个图层为智能对象，你就不能再直接编辑它了(举例：你不能用画笔工具在图层上涂抹)。

Note: When you convert a layer into a smart object, you can no longer edit it directly (e. g., you can't use the Brush Tool to paint on the layer).

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