self-maintaining中文什么意思

自然冲淤

• self:    n. (pl. selves ) 1 ...
• maintain:    vt. 1.保持；维持；继续。 2. ...
• self maintaining:    自持的

例句与用法

1. The sea , by contrast , is both free and self - maintaining
   与此相对，海洋可以免费使用，自身也可以持续发展。
2. Also , the pool is self - maintaining : when a computer breaks down , its owner eventually fixes or replaces it
   而且，这个资源库可以自我维护：当其中的电脑坏了，它的主人终会修理或换新的。
3. However , not all the views defined by relation and group operations are self - maintainable , we must use auxiliary relations in data warehouse in order to self - maintain views
   由于大多数视图不能自维护，为了实现视图的自维护，我们使用了辅助视图的方法。
4. Can help the dry , tired and dark skin recover its vitality , rapidly release the tired face by tension , remove yellow color from the face and help skin ' s self - maintaining at rest time
   能令干燥缺水、疲倦暗哑的肌肤回复生机，迅速舒缓因压力导致的倦容，消除黄气，并可协助肌肤于休息时迅速自我修护。