Sometimes original art works appear questionable or inauthentic because they've had so many restorers add touch-up layers to cover up damage, damage from the paint having deteriorated over time.

有时候艺术品真迹看起来是赝品，是因为很多修护人员添加了很多层保护膜，以覆盖油画上的损伤；而随着时间的推移，画作上损坏的地方已经恶化了。

youdao

No homage here - this cover is a true original.

这张封面不是致敬，而是真实的原创作品。

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The original problem statement did cover security issues, but not in a way that's workable. Here's the relevant portion from the original.

原始的问题陈述的确涉及到安全性问题，但用的方式并不奏效。

youdao

Mangrove forests have lost 30 to 50 per cent of their original cover in the last 50 years while coral reefs have lost 20 per cent, increasing the vulnerability of many highly populated coastal areas.

UNESCO: OFFICE IN BRASILIA

We cover original legal stories and also often link to and repackage content from the mainstream media.

FORBES: The Evolution of Journalism (Or: How The New York Times Stole My Blog Story)

The original plan was to cover everything.

FORBES: About.com - Flashback To When The Web Was Young