seclusion
词根词缀：
secede v. 正式退出（组织）
se 分开，离开 + ced 走 + e → 走开 → 正式退出
secern v. 区别；分开
se 分开，离开 + cern 搞清，区别 → 区别；分开
secession n. 退出；脱离
secede的名词
seclude v. 隔离；隐居
se 分开，离开 + clud 关闭 + e → 离开并关闭起来 → 隔离
seclusion n. 隔离；归隐
seclude的名词
secrete v. 藏匿
se 分开，离开 + cret 产生 + e →〔悄悄离开〕使产生分离 → 藏匿
seduce v. 勾引，诱惑
se 分开，离开 + duc 引导 + e → 引开 → 勾引〔别人〕
segregate v. 隔离
se 分开，离开 + greg 群体 + ate 使… → 使和人群分开 → 隔离
select v. 选择
se 分开，离开 + lect 选择 → 选择
数据来源：新东方英语词汇速记大全
相关例句：
Needs to end his seclusion and make a genuine connection.
他需要结束隔离，建立一个真实的联系。
Seclusion and exclusion can only lead to stagnation and backwardness.
封闭、排他只会导致僵化和落后。
The seclusion spirits and patterns in Wei and Jin Times had great influence on the posterities.
魏晋隐逸精神及其方式，都对后世影响甚巨。
To live in seclusion with his lover in the mountain forest is his biggest wish.
与心爱的人隐遁山林一直是他最大的愿望。
He's been living in seclusion since he retired from acting.
自从他息影以来一直过着隐居的生活。
The famous actor now lives in seclusion.
那位著名的演员现在过着隐居生活。