# 線

使用線分割面和建構幾何圖形。

鍵盤：L

![](/files/46kVYAFsP7xdV4wMQtC1)

您可以在 X、Y 或 Z 軸以及既有幾何圖形上繪製線。鎖點至軸時，有顏色的線會延伸到您正在繪製的線之外，以指出您正在繪製的軸。繪製時您可以看到線的長度，也可以按 **Tab** 並輸入值手動輸入特定長度。

依軸區分的線顏色：

若要指定長度，只需鍵入尺寸值，「編輯尺寸」對話方塊即會顯示。按一下「確定」或按 Enter 接受值。

* X = 紅色
* Y = 綠色
* Z = 藍色

![](/files/9A4goikA4YMc4OK4DvsJ)


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