对等的英文：
peer-to-peer
upsides
reciprocity
equity
coordination
on a 50-50 basis

参考例句：

twin executives;twin cities;a twin bed.
两个对等的执行人员；姐妹城市；一对配对单人床中的一个

These so-called “public peering points” are in Chicago, Palo Alto, Calif., and Pennsauken, N.J.
这些所谓的“公共对等汇接点”位于芝加哥、加州的帕洛阿尔托和新泽西州的彭索肯。

coordinate clauses
对等句

Functional equivalence
功能对等

a coordinative conjunction
对等连接词

Tight scrummage
对等争球

Vigorous debate,criticism, opposition,etc
有力的争辩、批评、反对等

The two countries agreed to extend reciprocal privileges to each other's citizens.
两国同意给予对方公民以对等的特权。

In the compartment, the impartial participant told me his counterpart's departure.
在隔间里，公正的参与者把其对等人物的离世告诉了我。

Give and take is fair play.
你有来我有往，办事公平对等。

peer是什么意思：
n. 同等的人；同辈，同事
v. 凝视，盯着看

The peer's queer peering is a sheer sneer.
同辈的不舒服的凝视是绝对的冷笑。

He has been made a peer.
他已被封为贵族。

The sun peered through the clouds.
太阳从云中朦胧出现了。

upsides是什么意思：
n. 上边；上面；好处；颠倒着；混乱；光明的一面，正面

The world had turned upside down.
整个世界陷入一片混乱之中。

The upside be that we will have more time to do a thorough job
有利的一面是,我们将有更多的时间把这件事做彻底

The upside is that we will have more time to do a thorough job.
有利的一面是，我们将有更多的时间把这件事做彻底。

reciprocity是什么意思：
n. 相互性，相互作用，互惠主义

They have a reciprocal loathing for each other.
他们互相憎恨。

Reciprocal affection,help,trade
互爱、互助、互惠贸易

The piston is reciprocating inside cylinder.
活塞在汽缸内部往复运动。