The eye might be a safer testing ground for gene therapies.

对于基因疗法，眼睛可能是一个相对较安全的测试部位。

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Living together is sometimes believed to be a safer, if less formal, relationship.

有时人们认为，不那么正式的生活在一起是更安全的关系。

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The valve might be a safer and less-invasive alternative to surgical therapy for patients with severe emphysema.

对于严重肺气肿患者而言，（支气管内）瓣膜可能是手术之外更为安全、更少侵袭性的治疗选择之一。

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Furthermore, the father-daughter dynamic may be a safer, more comfortable default for a male-female work relationship.

FORBES: Daddy Issues In The Office

No new show is a sure thing these days, but a spin-off may be a safer bet.

FORBES: Buzz - Forbes.com

Let the nuclear club practise what they preach and the world will truly be a safer place.

ECONOMIST: Breaking Windows