プログレッシブ和英中辞典(第4版)の解説
ちょうえき【懲役】
penal servitude; imprisonment ((with hard labor))
無期懲役
life imprisonment
３年の懲役に処せられた
He was sentenced to three years' imprisonment [hard labor].
彼は懲役に服した
He served his term in prison.
５年の懲役を終えた
He finished his five-year prison term.
懲役囚
a convict