柯林斯詞典surfactant /s???f?kt?nt/ 1. N a substance, such as a detergent, that can reduce the surface tension of a liquid and thus allow it to foam or penetrate solids; a wetting agent 表面活性劑 (Also called surface-active agent)2. ADJ having the properties of a surfactant 表面活性劑的 返回 surfactant