escalator barrel

名词 n.

英文释义

名词 n.
  1. A sharply inclined shaft or tunnel in which escalators are installed underground, particularly at underground railway stations.
    — The escalator barrel up to the concourse is also approaching completion, missing only a few panels and the digital screens that will display ads to those ascending and descending the three escalators.

词形变化

escalator barrels plural
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