It's just another strike that has affected our everyday life, and Polish postal services in particular.

postal 是形容词，由名词 post（邮政）加上后缀 -al（表示"与...相关的"）构成，意思是"邮政的、邮递的"。 postal services 指"邮政服务"，即提供信件和包裹寄送等服务的系统。