奥巴马每周电视讲话:总统同人民一起庆祝劳动节 Hi, everybody. 大家好。 This Labor Day weekend, as we gather with family and friends, 值此周末劳动节之际，我们将与家人和朋友欢聚， we'll also come together as a nation to honor some of our own-the working men and women of 英语演讲 2020-09-19 hisen
