adj.(马等)无辔头的;不受约束的;不受控制的;放纵的;
例句:
However , in certain quarters unbridled attacks were made at that time.
若干方面,当时曾肆意攻击,以为迟了.
My burning , unbridled youth doesn't agree I stop love you!
我狂热的青春不允许我停止爱你!
The reactionary elements have been unbridled in their attacks.
反动分子猖狂进攻.