bygone

名词 bygone:

1. past events to be put aside
   同义词：water under the bridge

形容词 bygone:

1. well in the past; former
   同义词：bypast, departed, foregone, gone

1. His talk was evocative of the bygone days.
   他的谈话令人回忆起往昔的时日。
2. The two boys agreed to let bygone be bygone and make friend again.
   两个孩子决定捐弃前嫌，重新做朋友。
3. Our family was very poor in the bygone age.
   我家过去很穷。
4. Let bygones be bygones.
   过去的，就让它过去吧。

by.gone

adj.（形容词）
Gone by; past:
过去的；以前的：
例句：
bygone days.
过去的日子

n.（名词）
One, especially a grievance, that is past:
过去的事：过去的事，尤指委屈：
例句：
Let bygones be bygones.
过去的事就让它过去吧