point of spiral to tangent

例句：

1. 1. The car's engineis designed to operate at a point ofcontact with the road.
   汽车发动机设计成与道路接触点处运行。
2. 2. The project aimsto achieve a point of intersection between urbandevelopment and environmental sustainability.
   该项目旨在实现城市发展和环境可持续性的交汇点。
3. 3. The company's strategy focuses on achieving a point ofconvergence in the market.
   该公司的战略专注于在市场上实现一个交汇点。