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Brownian motion
布朗運動

Irregular motion of small particles suspended in a liquid medium that occurs due to their bombardment by molecules of the medium.
懸浮在液體介質中的小顆粒由于受到介質分子的撞擊而產生的不規則運動。

Colloidal Systems
膠體系統

A homogeneous mixture of substances, one of which (the dispersed phase or colloid) is uniformly distributed in an extremely finely divided state through the other (the continuous phase or dispersing medium)
兩種物質的均勻混合體，其中一種物質被分隔成細粒狀態(分散相或膠體粒子)均勻地分布在另一種物質(連續相或分散介質)中。

Emulsification Process
乳化過程

The process of making an emulsion
乳液的制作過程

HLB

Hydrophile-Lipophile Balance.
親水親脂平衡。

Interfacial Tension
界面張力

The adhesive force acting in a mixture of substances (phases) that occurs at their surfaces (interfaces) and holds the surface of a particular phase together.
作用于物質（相）的混合物中的粘附力， 發生在其表面 (界面) 上, 并將特定相的表面固定在一起。

Isotropic
各向同性的

Having equal physical properties along all axes.
在所有軸上具有相同的物理性質。

MDS

Mean Droplet Size.
平均液滴尺寸。

Shear forces
剪切力

Unaligned forces pushing one part of a body in one direction and another part of the body in the opposite direction.
向相反的橫向外力作用下，材料的橫截面沿該外力作用方向發生的相對錯動變形現象。