Now, we all know that there are many in the society of unhealthy phenomenon.
现在我们都知道在社会上有许多的不良现象。
Michael Freilich isn't the first doctor to suggest that sitting on toilets—a recent phenomenon, stemming from the invention of the flush toilet in 1591—might be unhealthy.
迈克尔·弗赖利克也不是第一个暗示坐着排便可能不利于健康这种观点的医生了，而蹲式排便从1591年抽水马桶发明以来就被广泛使用了。
The causes of the phenomenon may be their social environment, family background, unhealthy psychology as well as the deficits in the educational mechanism.
大学生犯罪的现象有其产生的社会环境、家庭、心理因素及教育机制等多方面的根源。
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