Conclusions: We concluded that the expandable IM femoral nail, when tested in purely axial rotation, has poor rotational stability compared with the standard locked IM femoral nail.

结论：我们认为当单纯进行轴向旋转测试时，和标准的锁定股骨髓内钉相比，膨胀股骨髓内钉的抗旋转稳定性差。

youdao

The partition with some poor quality or outside the result that the wall wants to achieve heat preservation, need to nail plasterboard completely.

有些质量差的隔墙或外墙要达到保温的效果，需满钉石膏板。

youdao

You are correct that poor circulation can cause both conditions, although it's also possible that your numbness and nail discoloration are not related.

CNN: Does my numb leg mean I have a circulation problem?