重合

• Pinyin: chóng hé
• Desglose de hanzi: 重 = overlap; 合 = 人 + 一 + 口 = to close/match

Significado

Coincidir exactamente; superponerse por completo.

Used when two things align or match precisely, especially in technical, mathematical, or scheduling contexts. Implies exact correspondence rather than partial overlap.

Ejemplos

1. 两条线的轨迹正好重合。
2. 她的想法和我的不谋而合，完全重合。
3. 这两个图形旋转之后可以完全重合。

Guía de uso

Contexto: mathematics, technical, analysis

Tono: precise

Correcto

• 把这两个三角形重合后可以证明它们全等。(By superimposing these two triangles, we can prove they are congruent.)
• 两份报告的数据完全重合。(The data from the two reports coincide exactly.)

Incorrecto

• 我们的时间重合 (For schedule overlap, 重叠 is more natural; 重合 implies exact match)

Origen e historia

Compound of 重 (again/overlap) and 合 (to close/match). Together they describe perfect alignment or coincidence.

Contexto cultural

Generación: All ages

Contexto social: Universal