Cách sử dụng
Trajectory refers to the path that an object takes while it's moving. This term is used in many different fields, such as science, math, and sports. For example, in sports, you might hear someone say, "The ball's trajectory was perfect for a home run." In science, trajectory can refer to the path of a rocket or a comet. In math, it can refer to the path of a projectile, like a bullet or a ball. So, if you want to describe the path of something that's moving or flying through the air, you can use the word trajectory.