penal
/ˈpiːnəl/adjective
1- of, relating to, or prescribing the punishment of offenders under the legal system（与）刑罚（有关）的; 规定刑罚的：
the campaign for penal reform.
刑罚改革运动。
1.1
- used or designated as a place of punishment用作刑罚场所的：
a former penal colony.
一个以前的流放地。
1.2
- (of an act or offence) punishable by law（行为, 罪行）当受刑罚的, 应受处罚的。
1.3
- (especially of taxation or interest rates) extremely severe（尤指税收、利率）繁重的, 苛刻的。
派生词
penally
adverb词源
late Middle English: from Old French penal, from Latin poenalis, from poena 'pain, penalty'.