JMdict: 1738510

螺旋階段 【らせんかいだん】

  1. [n] spiral staircase
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
Small, Edible, Helical Fresh-water Mollusk にし, にな
Rotation, Go Around セン め.ぐる, いばり
Storey, Stair, Counter For Storeys Of A Building カイ きざはし
Grade, Steps, Stairs ダン, タン