V2EX outgas

OUTGAS

释义 Definition

(材料、化学品等)放气;逸气;释气:指固体或液体中的气体(或挥发性物质)逐渐释放到空气或真空环境中。常见于塑料、胶黏剂、涂料、电子元件与航天材料等语境。

发音 Pronunciation (IPA)

/ats/

例句 Examples

New plastic parts can outgas and leave a smell.
新的塑料部件可能会放气,从而留下气味。

In a vacuum chamber, certain adhesives may outgas over time and contaminate sensitive instruments.
在真空腔中,某些胶黏剂可能会随着时间推移而逸气,进而污染精密仪器。

词源 Etymology

由前缀 **out-**(“向外、出去”)+ gas(“气体”)构成的现代复合动词,字面意思是“把气体向外释放”。该词在工程、材料科学与真空技术领域尤为常见。(也有名词用法 outgassing,指“放气现象/放气过程”。)

相关词 Related Words

文学作品 Literary Works

  • “Outgassing” 作为工程/材料术语更常见于技术写作与科普文本,在传统文学作品中出现频率较低;在涉及航天、实验室或真空设备的当代纪实与科普类英文作品中更容易见到该词。
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