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spiral staircase

US 
UK 
  • n.螺旋式楼梯
  • Web螺旋梯;螺旋形楼梯;螺旋楼梯
Plural Form:spiral staircases  
spiral staircase
n.
1.
螺旋式楼梯a set of stairs that curve upwards around a central post

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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