As you see, a unique URL in the namespace declaration is still not safe from naming conflicts.

正如您所看到的，命名空间声明中的唯一url仍不能完全避免命名冲突。

youdao

Although most of the flood waters are gone, in most areas it's still not safe to drink tap water and the sewer system has not been fixed.

尽管大部分洪水已经退去，但多数地区的自来水仍不能安全饮用，而且排水系统也没有修复。

youdao

Forty percent of our lakes and rivers are still not safe to swim in.

CNN: Transcript: Clinton's remarks at Orlando fund-raiser

Relief supplies, including vaccines, must be transported by air, which is expensive and still not safe from rebel missiles.

ECONOMIST: How Angola��s war protects polio

The people of this city are asking why they are still not safe?

BBC: On patrol in Mexico's most dangerous city