蹭 🔊

网络内容摘要 (Web Content Summary):

核心含义：“蹭”是一个形声字，从“足”与“曾”声，本义是“摩擦”。常用于描述身体或物体间的摩擦动作。 Core meaning: "蹭" (cèng) is a phono-semantic character, composed of "足" (foot) and the phonetic component "曾". Its original meaning is "to rub" or "to scrape". It commonly describes rubbing or scraping between bodies or objects.

象形起源与文化背景：“蹭”字含“足”，表明与脚或走路有关，体现了动作与行走、摩擦之间的关系。在中国文化中，也引申为“磨蹭”、“拖拉”的动作，比如走路慢吞吞。 Etymology & Cultural note: The "foot" radical indicates a relation to movement or walking. In Chinese culture, the meaning extended to describe "dilly-dallying" (moving slowly or reluctantly).

• 常见用法：既可指物理上的摩擦（如“蹭破皮肤”），也可比喻拖延、缓慢。 Common usage: It can mean literal rubbing (e.g., "to graze/scrape skin") or metaphorically, to act slowly or procrastinate.
• 现代引申义：在口语中，“蹭”还可指“沾光”或“搭便车”（如“蹭饭”、“蹭网”），即未经允许地享用他人资源。 Modern meaning: In spoken language, "蹭" also means benefiting from others without permission, e.g. "蹭饭" (crashing a meal), "蹭网" (using someone else's wifi).
• 易混淆点：与“蹭”的本义（摩擦/磨蹭）区分语境中引申含义。 Confusion warning: Distinguish between its literal sense ("to rub/scrape") and its figurative or slang meanings depending on context.

常用短语：蹭破、蹭时间、蹭网。 Common phrases: 蹭破 (scrape/graze), 蹭时间 (dilly-dally), 蹭网 (loaf off someone else's wifi).