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这些功能允许你检查和更改图形上下文的当前转换矩阵(CTM)。
These functions allow you to examine and change the current transformation matrix (CTM) in a graphics context.
youdao
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这些功能允许你检查和更改图形上下文的当前转换矩阵(CTM)。
These functions allow you to examine and change the current transformation matrix (CTM) in a graphics context.
youdao