酒精

• ピンイン: jiǔ jīng
• 漢字の分解: 酒 = 氵(liquid) + 酉 (wine vessel) — alcoholic drink; 精 = 米 (grain) + 青 (clear, phonetic) — essence

意味

アルコール（エタノール）

The standard scientific and colloquial term for ethanol (C₂H₅OH). Used in medical, industrial, culinary, and everyday contexts. 酒精 covers both pure ethanol used in disinfectants and the alcohol content in beverages. Common phrases include 酒精浓度 (alcohol concentration), 酒精灯 (alcohol lamp), and 酒精中毒 (alcohol poisoning).

例文

1. 医用酒精的浓度通常为75%，适合用于皮肤消毒。
2. 他喝酒后血液中的酒精浓度超标，被警察查出酒驾。
3. 实验室里常用酒精灯对试管加热，操作时要注意防火。

使い方ガイド

場面: medicine, science, everyday, law

トーン: neutral

正しい言い方

• 这瓶消毒液含有75%的酒精成分。(This disinfectant contains 75% alcohol.)
• 长期过量摄入酒精对肝脏损害极大。(Long-term excessive alcohol consumption causes extreme damage to the liver.)

避ける言い方

• 请给我来一杯酒精。(In a bar or restaurant context, saying 酒精 sounds clinical or bizarre — order by the drink name, e.g., 啤酒 or 白酒)

起源と歴史

酒 (alcohol, liquor) + 精 (essence, refined substance). A 19th-century scientific calque: the refined essence of liquor. Adopted as the standard Chinese term for ethanol/alcohol during the translation of Western chemistry texts.

文化的背景

世代: All ages

社会的背景: Universal