1、The extent of damage to the coastal and marine resources has yet to be comprehensively evaluated.
海嘯對(duì)沿海和海洋資源造成的損害程度仍然有待全面評(píng)估。

2、The extent of damage is not yet known.
損壞程度尚未查清。

3、Extent of damage unknown.
損壞程度不詳。

extent of damage翻譯