湿度

• 拼音: shī dù
• 汉字拆解: 湿 = 氵(water radical) + 显 (visible, apparent — phonetic); 度 = 广 + 廿 + 又 (degree, measure, extent)

含义

Humidity; moisture content. The amount of water vapour present in the air or in a material.

Used in meteorology (air humidity), industry (paper, textiles, electronics), agriculture, and indoor comfort. Key terms: 相对湿度 (relative humidity), 绝对湿度 (absolute humidity), 湿度计 (hygrometer), 湿度调节 (humidity regulation). High humidity combined with high temperature makes heat feel more oppressive (闷热).

例句

1. 南方梅雨季节空气湿度极高，家中衣物和家具容易受潮发霉，需要经常开窗通风或使用除湿机。
2. 精密电子元件的储存仓库对湿度有严格要求，全年须将相对湿度控制在百分之四十至六十之间。
3. 气象部门发布了高温高湿预警，提醒市民尽量减少户外活动，注意防暑防潮。

用法指南

语境: meteorology, science, agriculture, industry, daily life

语气: neutral

正确说法

• 博物馆文物保存室安装了精密的温湿度自动监控系统，一旦湿度超出预设范围便立即触发报警并自动调节。(The museum's artefact preservation room is equipped with a precision automatic temperature and humidity monitoring system; if humidity exceeds the preset range, an alarm is immediately triggered and automatic adjustment is activated.)
• 今天的体感温度较高，主要原因是空气湿度偏高导致人体排汗散热的效率大幅下降。(Today's apparent temperature feels high, primarily because elevated air humidity has significantly reduced the efficiency of the body's sweat-based heat dissipation mechanism.)

错误说法

• 湿度 to describe the wetness of a specific liquid or surface — use 含水量 (moisture/water content) for materials, or 潮湿程度 (degree of dampness) for surfaces

起源与历史

湿 (wet, moist) + 度 (degree, level, measure)

文化背景

世代: All ages

社会背景: Universal