For large tables, this initial overhead is amortized over the entire creation: While a table with three elements needs three rehashings, a table with one million elements needs only twenty.

• 对于大型的表，该初始化开销被整个创建（过程）分摊：虽然带有三个元素的表需要三次再散列，带一百万个元素的表只需要二十次。