We must fight low expectations because they stultify ambition.
我们一定要摆脱较低的期望，因为它们会磨灭我们的志向。
《柯林斯英汉双解大词典》
2
The regular use of calculators could stultify a child's capacity to do basic mental operations.
经常使用计算器会使孩子用脑进行基本运算的能力变得迟钝。
3
Things like machines may develop or neglect certain things in people... machines make our life impersonal and stultify certain elements in us and create an impersonal environment.