Safety is not the only concern .

安全并未唯一关注的问题。

But dr. tu said safety could be an issue .

但是涂医生说，安全性是关键。

They prayed for my safety and began alerting the media .

她们为我祈祷平安，并开始提醒媒体注意。

Government officials insist they will not let the utility cut corners on safety .

政府官员坚持他们将不会在安全设施上抄近路了。

Bolstering levees in new orleans will cost billions , but won 't guarantee the city 's safety .

虽然加固新奥尔良的堤坝也要花费上亿美元，但那也不能保证城市的安危。