The EJ movement in the United States goes back to the end of the 20th century, and was officially recognized as an area of governmental concern during the administration of President William J.是什么意思_The EJ movement in the United States goes back to the end of the 20th century, and was officially recognized as an area of governmental concern during the administration of President William J.在线翻译_英语_读音_用法_例句