The prepend-v styles, where v is 1 through 23, prepend v columns and v-1 gutters worth of pixels, using padding-left.

prepend-v 样式，其中 v 的范围是从 1 到 23，用于使用 padding-left 为 v 列和 v-1 分隔线预留足够的像素。

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Opposite horizontal margin constraint. A left float box that has another left float box to its left may not have its right margin edge to the right of the containing block's right padding edge.

对立水平边框限制：如果一个左浮动框的左边还有另一个左浮动框，那么这个左浮动框的右 margin edge 不能在此包含块的右 padding edge 之右。

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Containing block horizontal constraint. A left float box's left margin edge may not be to the left of the containing block's left padding edge.

包含块的水平限制：左浮动框的margin edge不能在包含块的左padding edge框的左边。

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Ford dealers will remove the carpet padding and replace the left-side console trim panel free of charge, the NHTSA said.

CNN: Ford recalls 2013 Escape SUVs