滾動扶梯

滚动扶梯
gǔndòngfútī

escalator (mechanical device)

Wiktionary

Entry Composition

1 滾動 gǔndòng
  1. to roll
  2. (to do sth) in a loop
  3. to scroll (computing)
  4. to progressively expand (economics)
  5. to rumble (of thunder)
2 扶梯 fútī
  1. ladder
  2. staircase
  3. escalator