a White House tradition

AZUZ: Finally, before we go today, we want to check out a White House tradition. It's the annual Easter Egg Roll! President Obama playing referee for the competition, but the entire first family was there. Although, of course, the Easter Bunny复活节兔子 was introduced first. The event included readings from popular children's books and a special tent for cooking presentations. Guests also had the chance to do some yoga on the White House lawn and run through an obstacle course. from cnn students news.
Easter Egg Roll: 复活节滚彩蛋，是西方复活节的一种风俗。人们相信，彩蛋在地上来回滚动可以使恶魔不断惊颤、倍受煎熬。这种风俗历史悠久，鸡蛋是复活节的象征，因为它预示着新生命的降临，相信新的生命一定会从中冲脱出世。