adj.可笑的,荒唐的
It's a completely ludicrous idea.
这主意真是荒唐透顶。
A ludicrous thought flashed through Harry's mind.
一个荒谬的念头突然在哈里脑中闪现。
You flatter yourself. Why would we go to such ludicrous lengths?
你真自以为是。我们为什么要费那么大的力气?