a. 暴虐的, 压制的

[ adj ]
marked by unjust severity or arbitrary behavior
<adj.all>
the oppressive governmentoppressive laws
a tyrannical parent
tyrannous disregard of human rights

Tyrannous \Tyr"an*nous\ (t[i^]r"an*n[u^]s), a.
Tyrannical; arbitrary; unjustly severe; despotic. --Sir P.
Sidney. -- {Tyr"an*nous*ly}, adv.