point of contact

例句：

1. 1. Thescientist made a point of contact with thelocal community.
   科学家与当地社区建立了联系。
2. 2.The car's engine is a criticalpoint of contact between the driver and thevehicle.
   汽车引擎是驾驶员和车辆之间的关键接触点。
3. 3. The new software has improvedthe point of contact between the user andthe system.
   新软件改进了用户与系统之间的接触点。