age-old
🇺🇸
/ˌeɪdʒ ˈəʊld/
🇬🇧
/ˌeɪdʒ ˈəʊld/
existing since a very long time ago
The age-old castle still stands tall despite the ravages of time.
这座古老的城堡尽管经历了时间的摧残,仍然高耸屹立。