run riot

基本解释

The idea is to give scientists—particularly young ones—the chance to let their imaginations run riot without having to worry too much about failure.
这个计划是想给科学家们，尤其是年轻的科学家们一个机会，让他们展开充分的想象而无须担心失败。
The exuberance of nature run riot is a welcome antidote to many of the views on the road from Shanghai, of nature subjugated to economic development.
从上海过来时，一路上有很多绿树缠绕的茂盛景象，这在经济发展正一步步吞噬自然景观的今天实在难得。
If a man permits his life to run riot and only the animal side of his nature is allowed to express itself, he is repressing his highest and best, and the qualities not used atrophy and die.
如果一个人任由他的生命肆无忌惮，只是容许其天性中兽性的一面去自在表现，那么，他就是在压抑自己的崇高和卓越，于是，那些优秀品质就会因不用而萎缩、衰亡。
blog.sina.com.cn

Those who now fear inflation is set to run riot believe gold is the only place to invest.
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Privatisation is too politically sensitive, as is allowing private firms, let alone foreigners, to run riot over India's coal beds.
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If people run riot, they behave in a way that is not controlled, running in all directions or being noisy or violent.
If your imagination runs riot, you have a lot of strange, exciting, or surprising thoughts.