a.[Z][B]

1. 刑事的，刑法上的
   a penal law

   刑法

2. 受刑罚的；当受刑罚的
   a penal offense

   刑事罪

3. （罚款等）重的，严厉的
   a penal fine

   很重的罚金

adj.

1. relating to or prescribing the punishment of offenders under the legal system.
   ▸(of an act or offence) punishable by law.
2. (especially of taxation or interest rates) extremely severe.