Anyway, these bands are perfectly safe, and some humming birds have worn them for years with no evidence of any problems.

不管怎样，这些带子是完全安全的，一些蜂鸟已经戴上这些带子很多年了，没有出现任何问题。

youdao

For human health, no evidence of danger is not the same as safe.

为了人类的安全，没有证据表明危险和安全是不同的。

youdao

"They conclude:" Although uncertainty remains, little evidence exists to suggest that any of the investigated drugs are safe in cardiovascular terms.

他们总结：“尽管尚有不确定性，但是几乎没有证据表明被试药物在心血管方面的使用是安全的。”

youdao

Although the product has been shown to be safe, there is no evidence whatsoever that it should be taken by anyone who does not have mild or early stage Alzheimer's disease, Hughes said.

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While patients cannot always tell if the doctor has done the right thing, they assume that the care they receive is safe and effective and based on evidence and that their providers are fully licensed and following standard procedures.

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Anecdotal evidence that a behavior is safe is sometimes more convincing for young adults than the recommendations of health professionals.

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