zài / shù / zhóu / shàng / yí / gè / shù / hé / tā / de / xiāng / fǎn / shù / dào / yuán / diǎn / de / jù / lí / xiāng / děng

在数轴上，一个数和它的相反数到原点的距离相等。

On a number line, a number and its opposite number are equally far from the origin.