The phrase "affect the trajectory of" is correct and usable in written English.
It can be used when discussing how one factor influences the direction or outcome of another factor, often in contexts like science, technology, or decision-making.
Example: "The new policy is expected to significantly affect the trajectory of economic growth in the region."
Alternatives: "influence the path of" or "shape the course of".
How does spin affect the trajectory of a tennis ball?
And it really could affect the trajectory of your whole career".
Many factors affect the trajectory of a student's education and life.
Typically, the nuclei are too small and their gravity too weak to affect the trajectory of the flyby spacecraft.
The outcome of either could not only condition wider political changes in the region, but also affect the trajectory of political forces within these countries.
If in physics you theorise that a brick dropped off a tall building could fall upwards, you'd get some funny looks - but it wouldn't affect the trajectory of the brick.
According to Freedman (2010), "as both sides searched beyond their core alliances for strategic advantage, the Cold War began to affect the trajectories of states and political movements across the globe" (p. 137).
Additionally educators and school communities must fight the "soft bigotry of low expectations" that affect the trajectories of children of color and those challenged by poverty.
For many, the experience is not a good one, and we found that it can affect the trajectories of their lives for many years to come".
Instead, we use the term 'mechanism' in a broader, more abstract sense: a mechanism is a causal explanation of dynamics in terms of the dependence of the flow on parameter changes, and how these affect the trajectories of the system.
In what way cancer and cancer treatment in adult patients and patients of older age affect the trajectories of cognitive decline, is as yet undetermined but deserves intensified attention.
