| 释义 |
sur·fac·tant AHD[sər-făkʹtənt, sûrʹfăk'-] D.J.[səˈfæktənt, ˈsɜːˌfæk-]K.K.[sɚˈfæktənt, ˈsɝˌfæk-]n.（名词）- A surface-active substance.表面活化物质
- A substance composed of lipoprotein that is secreted by the alveolar cells of the lung and serves to maintain the stability of pulmonary tissue by reducing the surface tension of fluids that coat the lung.表面活性剂：一种由脂蛋白组成的物质，是由肺部的肺泡细胞分泌的，通过减小肺部表面的液体表面张力来维持肺组织的稳定性
- surf(ace)-act(ive) surf(ace)-act(ive)
- a(ge)nt a(ge)nt
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