1 belonging to a period of history that is thousands of years in the past 古代的: ancient history/civilization 古代史／文明the ancient world 古代世界ancient Rome/Greece 古罗马／希腊

2 very old 非常老的；年迈的: I can't believe he's only 30 -- he looks ancient! 他的样子那么老，我不相信他只有30岁！