Sitting in a leather chair, framed slightly off center from his chest up, Obama delivered a three-minute talk on the economic crisis, vlog style.是什么意思_Sitting in a leather chair, framed slightly off center from his chest up, Obama delivered a three-minute talk on the economic crisis, vlog style.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句