css - 如何理解下面的引述？

Question

根据[W3][1]，

an element in the normal flow that establishes a new block formatting context (such as an element with 'overflow' other than 'visible') must not overlap the margin box of any floats in the same block formatting context as the element itself.

Answer 1

您从引用中删除了关键部分。引号应该是

The border box of a table, a block-level replaced element, or an element in the normal flow that establishes a new block formatting context (such as an element with 'overflow' other than 'visible') must not overlap the margin box of any floats in the same block formatting context as the element itself.

是BFC的边界框不能重叠。 BFC的边距框不受限制。