F I believe that's the right direction. I think there is probably too much fear of failure in many instances.
但只要我认为那是对的，我想可能很多时候你会担心失败。
2
The U.S. fighters, Boeing's F/A-18 Super Hornet and Lockheed Martin's F-16, were rejected for what Indian officials describe as failure to meet technical criteria.
The concentration of serum adrenocorticotrophin(ACTH) and cortisol(F) were measured by RIA in 32 cases of male elderly patients with congestive heart failure and in 10 healthy men serving as controls.