safe edge的意思|示意

Non-surgical operation therapy can contract the volume of osteosarcoma before the operation so as to acquire a more safe edge of surgical operation.

非手术治疗在一定程度上可以在术前缩小骨肉瘤体积，从而获得较为安全的手术切除边缘。

Files have one safe edge, and are therefore ideal for filing close to shoulder.

它有一个安全边缘，是最为理想的锉削工具。

Virgin Galactic's WhiteKnightTwo/SpaceShipTwo launch system is still in testing and she says it is up to them when they decide it is safe to fly tourists to the edge of space.

维京银河系的发射系统目前仍在检测，她说直到他们觉得安全了才会载着游客在太空中翱翔。