beholder和bystander的区别

beholder 的意思是 “观看者” ，”目睹者“（也有 “观察者”， “注视者” 的意思。）

bystander 有 “袖手旁观”， “不干预” 的含义，略有贬义。

例

There were many bystanders at the traffic incident, no one offered help to the victim.

Beauty is in the eye of the beholder.