set spacing的意思|示意

We set its spacing var to 50, so it will put 50 pixels between each object that it contains.

我们将它的 spacing 变量设置为 50，因此它将在所包含的每个对象之间放置 50 个像素。

We create a grid layout and set spacing between widgets.

我们创建一个栅格布局并且设置组件间的间距。

In the set spacing for the brush, usually should be set to 1 %.

而在设不退画笔的间距时, 凡是答该设不退为1%.

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The obvious solution would be simply to set the tick spacing on the horizontal slider whenever its maximum value is updated, as shown in Listing 3.

明显的解决方案是，只要滑块的最大值被更新，就在水平滑块上简单地设置刻度间隔，如清单3所示。