self-containment
self-sustainability
https://source.unsplash.com/featured/?self-containment#.png
/suto3/google.icon
self-containment
/suto3/Google画像検索.icon
self-containment
/suto3/Google定義検索.icon
self-containment
/suto3/wikipedia.icon
self-containment
/suto3/weblio.icon
self-containment
/suto3/kotobank.icon
self-containment
/suto3/jisho.icon
self-containment