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单词 surfactant
释义 sur·fac·tantBrE /sɜːˈfæktənt/NAmE /sɜːrˈfæktənt/ noun [C, U] (specialist) a substance that reduces the surface tension of a liquid, often forming bubbles in the liquid 表面活性剂(减少液体表面张力,常形成气泡)(medical 医学) a substance that keeps the lungs working well to prevent breathing problems 肺泡表面活性物质(维持肺部良好工作、防止呼吸困难)
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