The labour of getting safety approvals makes investors jittery.

这种要获得安全论证的施工，已经让投资者感到不安了。

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The European Union announced plans to test the safety of all nuclear plants in the 27 member states and China suspended approvals for new nuclear facilities.

欧盟决定检测其27个成员国内所有核电站的安全性，中国也暂停了对于新建核电站的审批。

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Boeing executives could not give a definitive time frame for Dreamliner's return to service, as it is contingent on safety approvals.

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The only way to save money would be to furlough or lay off employees, slowing down drug approvals and safety inspections.

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But progress is painstakingly slow in the aviation world, where every change must meet strict U.S. and international safety guidelines and undergo extensive approvals by government agencies.

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