containing or having everything that is needed within itself(事物)自给自足的,独立的
The apartment is small, but completely self-contained, with its own bathroom, kitchen, and living area.公寓很小,但完全独立,拥有自己的浴室、厨房和起居空间。
A self-contained person does not have a large number of relationships with other people or does not depend on others for support.(人)独立的,自立的
She's very self-contained and isn't at all worried about moving to a big city where she won't know anybody.她非常独立,对于要搬到一个举目无亲的大城市去一点儿都不担心。