双保险 meaning in English

double insurance

Thank you . double - locked here
谢谢你，这里双保险
Water and electricity is completely separated , in addition , it is equipped with unique “ electricity guard ” device ? double safety
水电完全分离，并且具有独特的防电墙装置- - -双保险。
Most projects 30 - 40 pages or less ( approx . less than 10000 words ) can be completed the next day for a rush fee
正因如此，所有译件均须经严格的文字与技术双重校对，为翻译质量加上了双保险。
Reassuring stuff ? except mr mishkin ' s rosy figures assume that central bankers can quickly and pre - emptively loosen monetary policy
双保险?除了米什金先生乐观的数据预期央行可以迅速并先发制人的放开货币政策以外。
The development of the methods not only make sure that the urban vegetable product pollution control system is valid , exact and scientific , but also provide a sort of double secure affirmance for the urban vegetable product pollution control system
该套方法的提出确保了城市蔬菜品种污染监控系统的正确性、准确性和科学性，为污染监控系统提供了“双保险” 。