up and down

language: zh

definitions

  1. in a vertical direction, moving from one end to the other repeatedly
    zh: 上下地
  2. in a state of fluctuation or instability
    zh: 起伏不定地

examples

  1. The elevator moved up and down the building.

    电梯在建筑物里上下移动。

  2. The stock market was up and down all day.

    股市整天起伏不定。