There is no doubt that is because many people engaged in immoral behaviour, were not on the transmission of AIDS.

毫无疑问，许多人是因为从事了不道德的行为，才被传染上艾滋病的。

youdao

It refers to a subculture negatively stereotyped as being uneducated, uncultured and prone to antisocial or immoral behaviour.

这个词用来指那些没有受过教育、没有文化并且有反社会和不道德行为倾向的亚文化群。

youdao

Allowing officers to make arrests on the vague premise of 'immoral behaviour', the law was frequently used to smear black men, particularly those who consorted with white women.

允许官员对不确定前提下的“不道德行为”进行逮捕，这个法案在过去频繁的用来针对黑人，尤其是那些身边伴随着白人女子的黑人。

youdao

Those who had written about immoral behaviour rated the ice-bucket experience at an average of 2.8 on the pain scale.

ECONOMIST: Religion got it right: pain seems to assuage guilt

Dr Bastian reports in Psychological Science that those who wrote about immoral behaviour exposed themselves to the ice for an average of 86.7 seconds whereas those who had written about everyday experiences exposed themselves for an average of only 64.4.

ECONOMIST: Religion got it right: pain seems to assuage guilt