奥巴马每周电视讲话:第一夫人表达母亲节祝福 Hello everyone, I'm Michelle Obama, and on this Mother's Day weekend, I want to take a moment to honor all the mothers out there and wish you a Happy Mother's Day. 大家好。我是米歇尔·奥巴马，值此周末母亲节来临之 英语演讲 2020-09-17 hisen
