资料来源 : pyDict

电动扶梯

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Escalator \Es"ca*la`tor\, n. [NL. Cf. {Escalade}.]
   A stairway or incline arranged like an endless belt so that
   the steps or treads ascend or descend continuously, and one
   stepping upon it is carried up or down; -- a trade term.

资料来源 : WordNet®

escalator
     n 1: a clause in a contract that provides for an increase or a
          decrease in wages or prices or benefits etc. depending
          on certain conditions (as a change in the cost of living
          index) [syn: {escalator clause}]
     2: a stairway whose steps move continuously on a circulating
        belt [syn: {moving staircase}, {moving stairway}]