例:
On the day of Ragnarok, the fire giant Surt will set the tree Yggdrasil on fire. 
写真のライセンス:
すべての権利を保有しています
Regionalism:
Neutral
Regional variant:
Neutral
Full Expression:
: Yggdrasil
Also called the World Tree, is the giant ash tree that links and shelters all the worlds.