It's big enough to defend itself; there is safety in Numbers.

它大到足以保卫其自身，而且数量就是安全。

youdao

We are all very worried for his safety as we know he is unable to defend himself properly.

当我们知道他无法正常为自己辩护时，都非常担心他的安全。

youdao

However, a Wa leader, Bao You-yi, said the 20,000-strong ethnic army is confident it can defend its territory and guarantee the safety of local Wa communities in the event of a conflict.

然而，佤邦一位领导鲍有谊说，一旦开战，拥有20000兵力的佤联军有信心捍卫自己的领土并保障佤邦安全。

youdao

Once again, we are called to defend the safety of our people and the hopes of all mankind.

CNN: Transcript of State of the Union

Merck and Schering defend the drugs' effectiveness and safety.

FORBES: Big Pharma

It's important, he said, that Afghans see the war bringing them "safety and security, " and improved security forces that can defend the country.

CNN: Karzai: Taliban gains in Pakistan threaten peace in Afghanistan