V2EX sealant

Sealant

定义 Definition

sealant 是一种用于密封、填充缝隙或防止液体、气体渗透的材料,常见于建筑、工业和牙科等领域。中文常译为"密封剂"或"密封胶"。

发音 Pronunciation

/silnt/

例句 Examples

The worker applied sealant around the window frame to keep water out.
工人在窗框周围涂上密封胶以防止水渗入。

After noticing a persistent leak in the bathroom, the plumber recommended using a high-quality silicone sealant to ensure a long-lasting, watertight bond between the tiles and the bathtub.
在发现浴室持续漏水后,水管工建议使用高质量的硅酮密封胶,以确保瓷砖与浴缸之间形成持久的防水粘合。

词源 Etymology

sealant 由动词 seal(密封)加上后缀 -ant(表示"具有某种功能的物质")构成。seal 源自古法语 seeler,最初与用蜡封印信件有关,后来引申为"封闭、密封"的意思。后缀 -ant 常用于表示具有某种作用的物质或药剂,如 coolant(冷却剂)、lubricant(润滑剂)。该词在20世纪中期随着现代建筑和工业材料的发展而广泛使用。

相关词汇Related Words

文学与使用 Literary & Notable Usage

sealant 作为一个技术性词汇,更多出现在非虚构类作品和技术文献中。在科普作品如 Bill Bryson 的 At Home: A Short History of Private Life 中,讨论建筑材料演变时提及了各类密封材料。在科幻小说中,如 Andy Weir 的 The Martian(《火星救援》)里,主角多次使用 sealant 来修补栖息舱的破损,是情节推进的关键道具。

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