跳下马来to dismount from a horse

• 命令骑兵下马

  order the cavalry to dismount

停止工作；退出工作to discontinue work; to quit work

比喻中止、放弃某项任务to stop

• 该项工程有中途下马、胎死腹中的可能。

  There is a possibility that this project may be cancelled halfway through or before it properly begins.

• 这一发明，随着福州玻璃厂项目下马而夭折。

  This invention met an early end with the cancellation of the Fuzhou glass factory project.