adj.難控制的;無法無天的;任性的
They are unruly mob. 他們是些難以控制的暴徒。
The unruly crowd became even more boisterous when he tried to quiet them. 他試圖使那些橫蠻任性的人們安靜下來,可他們卻吵嚷得更加厲害。