翻译高手请进门，翻译成汉语

The Queen’s English is now sounding less upper-class, a scientific study of the Queen’s Christmas broadcasts had found.
女王的英语现在听起来已经有点不那么“贵族”了，这是一项对女王圣诞节公告的科学研究表明的。

Researchers have studied each of her messages to the Commonwealth countries since 1952 to find out the change in her pronunciation from the noble Upper Received to the Standard Received.

调查者已经研究了她从1952年开始至今的所有给欧盟的信件，从而找出她在发音上从贵族标准到平民标准的变化。