1. Cockneyism is a distinctive dialect that originated in the East End of London.
伦敦东区方言是伦敦东区独特的方言。

2. Some people find Cockneyism difficult to understand, as it has unique vocabulary and pronunciation.
一些人觉得伦敦东区方言很难理解，因为它有独特的词汇和发音。