insulation
UK
US
Paraphrase
分析词义
"Insulation" 是一个名词,它有两个主要的含义:一是在物理科学中,它表示一种避免能源流失或防止热量、电、声音的传递的材料或设备;而二是,在较为广义的意思中,它可被理解为任何形式的屏障或保护。
列举例句
- The attic was thick with insulation to keep the house warm. (阁楼厚厚的保温层,使房屋保持温暖。)
- To prevent a short circuit, the wires have to be wrapped in insulation. (为了防止短路,电线需要被裹在绝缘层中。)
- Insulation from the realities of mass unemployment was provided by a weekly government check. (每周政府的救济金,为大众失业的现实提供了一层保护。)
词根分析
"Insulation" 的词根来源于拉丁词 "insula",意为"岛屿",由此衍生出的含义是"使成为岛屿"或"孤立",于是在科学中被用来指"隔绝"或"绝缘"。
词缀分析
单词 "insulation" 的后缀 "-tion" 表示行为或结果,前缀 "in-",在此表示"使进入",“使成为”。
发展历史和文化背景
"insula" 在中世纪拉丁语中被引申至"隔绝"或"孤立"的含义,进一步在现代英语中表示"绝缘"或"保温"。
单词变形
- 名词:Insulation (绝缘,保温)
- 动词:Insulate (隔热, 隔音, 绝缘)
记忆辅助
可以用 "in + sula (sounds like 'island')" 来记,寓意"像岛一样,不与外界相连",就能记住它的"绝缘,隔绝"的含义。
小故事
The tiny island seemed to have an invisible insulation, preventing the icy chill from creeping in yet allowing the warm sun rays to stay.(这个小岛仿佛有一层无形的绝缘层,阻止寒冷侵入却使得温暖的阳光得以留存。)(这个小岛仿佛有一层无形的绝缘层,阻止了寒冷的侵入,却让温暖的阳光停留下来。)
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