1. Colloids are mixtures in which particles are dispersed throughout a medium, but are not truly dissolved.
胶体是一种混合物，其中颗粒分散在介质中，但并非真正溶解。

2. The most common examples of colloids are gelatin, milk, and fog.
最常见的胶体例子有明胶、牛奶和雾。

3. Colloids can be classified as sols, gels, or emulsions, depending on the state of the dispersed phase.
胶体可以根据分散相的状态分为溶胶、凝胶或乳化物。

4. The stability of colloids is influenced by factors such as temperature, pH, and concentration of particles.
胶体的稳定性受到温度、pH值和颗粒浓度等因素的影响。

5. Colloids play an important role in various industries, such as food, pharmaceuticals, and cosmetics.
胶体在食品、药品和化妆品等各个行业中发挥着重要作用。

6. Scientists continue to study the properties and applications of colloids in order to improve technology and develop new products.
科学家们继续研究胶体的性质和应用，以改进技术并开发新产品。