unattached
词根词缀：
attach v. 附上；依恋
at 加强 + tach 钉；钉子 → 牢牢钉上 → 附上
attache n. 使馆随员
at 表加强 + tach 钉；钉子 + e → 背负国家使命〔的人〕→ 使馆随员
attachment n. 附件；附着
attach 附上；依恋 + ment 表名词 → 附件；附着
detach v. 拆开
de 离开 + tach 钉；钉子 → 把钉上的分开 → 拆开
tack v. 用平头针钉住；缝合
unattached adj. 独立的
un 无 + attach 附上；依恋 + ed 表形容词 → 没有附加任何东西的 → 独立的
数据来源：新东方英语词汇速记大全
相关例句：
He's over thirty and he's still unattached.
他年过三十仍未结婚。
A design framework for modulized intelligent garment style CAD system was proposed, thought dividing the garment into several components, the components become comparatively unattached design units.
给出了一个部件化智能服装款式CAD系统的设计框架，通过将服装划分为不同的部件，使各部件成为相对独立的设计单元。
People unattached to any political organization.
同任何政治组织无联系的人们。
And she's not unattached, she just doesn't believe that love is inherent to sex.
如果她不被关系所束缚，只是因为她不相信爱是从属于性的。
The procedure process provides with some unattached value, and isn't entity's attachment. Moreover, its own justice is premise condition of carrying out entity justice, and their status is uniform.
程序过程具有独立性价值而不是实体的附属物，其本身的正当性是实现实体正当性的前提条件，与实体处于同等的地位。
The centre is unattached to any hospital or clinic.
这个中心不附属于任何医院或诊所。