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trapdoor    
n. 地板门,活板门,活盖

地板门,活板门,活盖


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  • Trapdoor - Wikipedia
    A trapdoor or hatch is a sliding or hinged door that is flush with the surface of a floor, ceiling, or roof [1] It is traditionally small in size [ 2 ] It was invented to facilitate the hoisting of grain up through mills, however, its list of uses has grown over time [ 3 ]
  • Trapdoor - Minecraft Wiki
    A trapdoor is a solid, transparent block that can be used as an openable 1×1 barrier Wooden trapdoors can be mined with any tool, but an axe is the fastest Iron trapdoors require a pickaxe to drop as items Copper trapdoors require a stone pickaxe or better to drop as items
  • TRAPDOOR Definition Meaning - Merriam-Webster
    The meaning of TRAPDOOR is a lifting or sliding door covering an opening (as in a roof, ceiling, or floor)
  • What Is a Trapdoor? |What Is the Functions Purposes of Trapdoor . . .
    A trapdoor is an opening in a floor or roof (usually one created and used for a special purpose) that can’t be seen from above because it is either covered with a removable piece of flooring or made to look like a closed panel
  • Trapdoor - definition of trapdoor by The Free Dictionary
    Define trapdoor trapdoor synonyms, trapdoor pronunciation, trapdoor translation, English dictionary definition of trapdoor n A hinged or sliding door in a floor, roof, or ceiling
  • TRAPDOOR | English meaning - Cambridge Dictionary
    Although several techniques are described for coronary arterial translocation, it is our opinion that the trapdoor is suitable for the greatest proportion of coronaries A medially based trapdoor flap created on the right side is therefore higher than on the left
  • Tutorial:Trapdoor uses - Minecraft Wiki
    Trapdoors can be used to create a door which cannot be entered by mobs but is convenient for the player to enter on foot or in a minecart This is done by placing a closed trapdoor on the upper block inside a 1×2 doorway and a minecart track under it leading through the door
  • Trapdoor Definition Meaning - YourDictionary
    A hinged or sliding door in a roof, ceiling, or floor (theater) Such a trap set into the floor of a stage to allow fast exits and entrances (computing) A secret method of obtaining access to a program or online system; a backdoor
  • TRAPDOOR Definition Meaning - Dictionary. com
    Trapdoor definition: a door flush with the surface of a floor, ceiling, or roof See examples of TRAPDOOR used in a sentence
  • What is a Trapdoor? - Home Questions Answered
    A trapdoor is a horizontal door inset into a floor or ceiling Trapdoors may be hinged, or they may slide on casters, rollers, or rails, depending on the design There are all sorts of uses for trapdoors, ranging from access to attic spaces to creating disappearing illusions on a stage





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