However, when the lesions occur in the macula, 50% of patients will experience a permanent loss of vision.

不过，如果黄斑发生病变，50%的患者将会永久性失明。

youdao

In contrast to peripheral nerves, damaged axons in the mature mammalian brain and spinal cord rarely regenerate, and always lead to permanent loss of function.

与周围神经不同，成年哺乳动物中枢神经损伤后轴突不能再生，往往造成不可逆的功能丧失。

youdao

It seems some sinking is iterative, where a location sinks and then rises again, then sinks again, each time with a greater permanent loss of elevation.

貌似有些下沉是反复的，某个区域下沉然后又上升，又下沉，每次都会失去更多的海拔。

youdao

It seems some sinking is iterative, where a location sinks and then rises again, then sinks again, each time with a greater permanent loss of elevation.

貌似有些下沉是反复的，某个区域下沉然后又上升，又下沉，每次都会失去更多的海拔。

youdao