现在的研究表明，在最后一次冰河时期的尾声阶段，阿拉斯加东南部沿岸的内大陆架的相当大的区域并未被冰覆盖。

Research now indicates that sizable areas of southeastern Alaska along the inner continental shelf were not covered by ice toward the end of the last Ice Age.

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为保护区域内现存完好的沉船不被船蛆侵害，研究者建议用聚丙烯幕帘覆盖沉船，或者用海底淤泥和沙袋掩盖沉船。

To defend the region's well-preserved wrecks from shipworms, researchers have suggested draping submerged vessels in polypropylene covers or covering ships with seabed sediments and sandbags.

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对于识别和研究带有低覆盖率的代码区域来说，它们是非常有用的工具，因为通过将它们在适当的浏览器或者编辑器中打开，从而强调了代码的选择区域。

These are useful tools for identifying and investigating areas of code with low coverage, because they highlight the selected area of code by opening it in the appropriate viewer or editor.

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