把孩子放在一个过于苛刻的环境里成长，在这个环境中，成功的渴望是父母强加在孩子身上的，而不是孩子内在的动力所为，这样长期以来会对孩子起反作用。 他说。
Putting kids in overly rigid environments, where the desire to achieve is imposed by parents rather than coming from their own internal drive, can be counterproductive in the long-term, he said.
然而如果遇上足够强大的反作用力，经济动力将会迅速消失。
Yet economic momentum is quickly dissipated if it meets strong-enough counterforces.
“空气动力学”规定了由于绕流反作用在发射飞行器上存在的压力场和载荷。
"Aerodynamics" defines the pressure fields and loads that exist on a launch vehicle due to the reaction of ambient flow.
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