nonlinear aerodynamics

例句：

1. 1. The system is nonlinear, meaning that small changes in one variable can have a significant effect on the others.
   这个系统是非线性的，意味着一个变量的小变化可以对其他变量产生重大影响。
2. 2.In nonlinear systems, the behavior of the system depends on the rate at which it changes.
   在非线性系统中，系统的行为取决于其变化的速率。
3. 3. Nonlinear models are often used to describe phenomena where the relationship between variables is not linear.
   非线性模型常用于描述变量之间关系非线性的现象。