special与particular以及especial三个单词都有“特别的”意思。区别如下：
special的意思偏向于“特地，专门”的特别，可指有不同于同类的职能和某次行动的特定目的。
I came here specially to tell you that yon were the winner.
particular的意思偏向于“异常，非常”的特别，即指不同于往常的一般情况，另外还有“挑剔”的意思。
The weather is particularly hot.
He is quite paticular about the food.
especial的意思偏向于“尤其”的特别，常在举例说明前述观点时使用。
Everyone is inclined to（倾向于） speak their dialects/his dialect（方言）, especially in southern part of China.