a bad actor

• n. 坏蛋；危险分子

a bad actor的用法和样例：

例句

用作名词 (n.)

1. These bad guys are the dregs of the society.
   这些坏蛋是社会的渣滓。
2. I warned her to keep away from that bad set.
   我警告过她不要接近那帮坏蛋。
3. Police said the man was a danger to the public.
   警方说这个男人对公众是个危险分子。