相等

• 拼音: xiāng děng
• 汉字拆解: 相 = 木 (tree) + 目 (eye), meaning to observe mutually; 等 = 竹 (bamboo) + 寺 (temple), meaning equal or grade

含义

Equal; equivalent; to be the same in value or amount. Indicates two things having the same measure or quantity.

Used primarily in mathematical, scientific, or comparative contexts. Unlike 一样 which can mean similar, 相等 specifically means equal in quantity or value. Often used with 数量 (quantity), 价值 (value), or in formal comparisons.

例句

1. 这两条线段的长度相等。
2. 双方的实力基本相等，比赛很激烈。
3. 在这个公式里，等号两边的值必须相等。

用法指南

语境: mathematics, comparison

语气: technical

正确说法

• 如果A和B相等，那么结果就是零。(If A and B are equal, then the result is zero.)
• 我们要确保每个人获得相等的机会。(We must ensure everyone gets equal opportunities.)

错误说法

• 他们相等高 (Awkward construction — use 他们一样高 for equal height in everyday speech)

起源与历史

Compound of 相 (mutual, each other) and 等 (equal, grade), meaning mutually equal.

文化背景

世代: All ages

社会背景: Universal