The most liable method now is the geological disposal, that is, to explore a closed and security natural burrier.

普遍采用的方法是地质处置，即保寻安全封闭的天然屏障。

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His father was a tall trees, support the whole family, if you do not have him, haven the young seedling; his mother was a Lotus leaf, Without her, Are you missing this fish burrier of life.

父亲是一棵参天大树，支撑着整个家庭，如果没有他，就没有你这棵幼小的树苗，母亲是一片荷叶，没有她，你这条小鱼缺少生命的屏障。

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