People tend to think that British people have posh English accents, especially compared to American English.

人们往往会想英国人有高雅的英式口音，特别是相对于美式英语而言。

优雅的英式英语 - SpeakingMax英语口语达人

I think that's mainly because Hollywood only ever chooses people with a very posh English accent.

我想，主要因为好莱坞只选那些有高傲的英式口音的人。

优雅的英式英语 - SpeakingMax英语口语达人