Definition: violent and dangerous Level: C2
警方正在调查一起导致一名老年男子住院的恶性袭击事件。
Police are investigating a ___vicious attack that left an elderly man hospitalized.
邻居们警告我们要当心栅栏后面那只凶恶的狗。
Neighbors warned us about the ___vicious dog behind the fence.
检察官将这名嫌疑人描述为一个凶残的罪犯。
The prosecutor described the suspect as a ___vicious criminal.
