a ridge of high pressure的用法和样例：
- A ridge of high pressure is an elongated area of high pressure.
- A weak ridge of high pressure is found north of 14W, and another anticyclone east of the system is giving northward component to 14W's track.
- A ridge of high land dividing two areas that are drained by different river systems.
- A ridge of the trade winds reached up into that area where it was.