不良风气 怎么说

1.unhealthy ways and customs

2.evil habit

3.bad practice

4.unhealthy currents

5.bad common practice

6.unhealthy habits and ways of doing things

（英语母语的人这6种都会用到）

malpractices 口译老师说的···

有很多表达，如bad practices；evil habit；unhealthy social currents 还有unhealthy ways and customs ~~~~比较通俗的来说。