Yeah. - Going to throw a slight curve ball into the mix.

是的。- 再给大家一点意想不到的信息。

It's just looking for ones that have a slight curve to it so that they can actually fit into the body and leave the legs straight.

它只是在寻找稍微弯曲的那些，这样它们才能真正贴合身体并保持双腿伸直。