trajectory

• 名词，指物体在空间中运动所经过的路径；也可引申为事物发展变化的历程或方向。

A noun referring to the path followed by an object moving through space.

1. Path of a moving objectB2formal

   The curved path that an object follows as it moves through space, especially under the influence of forces like gravity.

   轨迹

   • The rocket's trajectory was carefully calculated by the engineers.
   • The ball followed a high trajectory before landing in the outfield.
   • Scientists tracked the asteroid's trajectory to predict its path.

   同义词arccourseflight pathlinepathroutetrack

2. B2formal

   A metaphorical path or course of development that something takes over time.

   发展轨迹

   • The company's growth trajectory has been impressive over the last decade.
   • Her career trajectory took a sharp turn after she earned her degree.
   • The country's economic trajectory is uncertain due to global factors.

   同义词coursecurvedevelopmentdirectionpathprogressiontrend