沫 🔊

网络内容摘要 (Web Content Summary):

沫 是一个形声字，左边“氵”表示和水有关，右边“末”表声音。它的基本含义是“液体表面的泡沫”或“水沫”。沫 is a phono-semantic character: the "氵" radical indicates a relation to water, and "末" gives the pronunciation. Its core meaning is "foam" or "froth" on the surface of a liquid.

• 在古代，"沫" 还曾用作河流名，如今四川的大渡河。 In ancient texts, "沫" also referred to a river, now known as Dadu River in Sichuan.
• “沫”常用来指汗、口水等液体中产生的泡沫。例如：汗沫、唾沫。 It often describes foam produced from sweat or saliva, e.g., "汗沫" (sweat foam), "唾沫" (saliva).
• 容易与“沬”混淆，二者在古籍中有时相通用，但"沫"更常指泡沫，"沬"则指洗脸的水。 Can be confused with "沬". Sometimes they are interchangeable in old texts, but "沫" mainly means foam, while "沬" refers to water used for washing the face.
• 常见词语：泡沫（foam）、唾沫（saliva）、汗沫（sweat foam）。 Common words: 泡沫 (foam), 唾沫 (saliva), 汗沫 (sweat froth).

文化小知识： “沫”字因其与水和泡沫相关，常被用来形容事物容易消散、不持久，如“泡沫经济”。Cultural note: Since "沫" refers to foam, it is often used metaphorically to describe things that quickly disappear or are short-lived, e.g., "泡沫经济" (bubble economy).

如有更多用法或成语，相关资料未显示，所以上述为主要信息。If there are more usages or idioms, they are not present in the sources above; the summary thus covers the main points.