Adverse decisions, conditions, or effects are unfavourable to you.
The police said Mr Hadfield's decision would have no adverse effect on the progress of the investigation.
警方说哈德菲尔德先生的决定对于调查进展不会有任何不利的影响。
Despite the adverse conditions, the road was finished in just eight months.
尽管有些不利条件,路还是在仅八个月内就修好了。