Just pick up a tray,put a knife,a fork,a spoon and a paper napkin on it,and then start down the line.是什么意思_Just pick up a tray,put a knife,a fork,a spoon and a paper napkin on it,and then start down the line.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句