1. Descending past the narrow wood, they came on the farm suddenly. 他们往下走过狭窄的树林，就突然来到了农庄上。
2. A malfunction in the muscles of mastication or the temporomandibular joint can lead to postural difficulties through a descending route. 在咀嚼肌群或颞颚关节的功能异常且经由下行的路径而可能导致姿势上的困难。
3. The exploitation of confined water influenced dynamical variation of water table, enlarged the scope of descending hopper in exploitation region, and modified the hydrochemistry field gradually. 承压水的水位动态受开采的影响，集中开采区第一承压水降落漏斗范围扩大，并逐渐引起水化学场发生改变。
