灰尘

• ピンイン: huī chén
• 漢字の分解: 灰 = 火 + 又 (fire + hand, ash left after fire); 尘 = 小 + 土 (small + earth, fine earth particles)

意味

ほこり

Refers to the fine dry particles that accumulate on surfaces over time. Used both literally and metaphorically. Metaphorically, 灰尘 can represent the passage of time, neglect, or obscured memory (as in objects covered in dust suggesting long disuse).

例文

1. 书架上积满了灰尘，显然已经很久没有人整理过了。
2. 一阵强风吹过，路面上的灰尘腾空而起，弥漫在整条街道上。
3. 她轻轻拂去旧照片上的灰尘，凝视着照片中年轻时候的自己，陷入了深深的沉思。

使い方ガイド

場面: daily life, environment, literature

トーン: neutral

正しい言い方

• 施工现场周围灰尘弥漫，附近居民反映空气质量严重下降，已影响到日常生活。(The construction site was surrounded by dense dust, and nearby residents reported a serious decline in air quality that had begun to affect their daily lives.)
• 她定期清洁电脑内部，防止灰尘积聚影响散热效果，延长设备的使用寿命。(She cleaned the inside of her computer regularly to prevent dust from accumulating and affecting heat dissipation, thereby extending the device's lifespan.)

避ける言い方

• 灰尘 to describe sand or gravel — use 沙子 or 碎石 for coarser particles; 灰尘 specifically refers to fine dry dust

起源と歴史

灰 (ash/grey) + 尘 (dust/fine particles) — ash-like fine dust

文化的背景

世代: All ages

社会的背景: Universal