The probe will send doctors an accurate picture of what is happening inside without surgery. and its lasertip will enable physicians to operate internally.
这根探管无须手术便能给医生传回精确的照片，告诉他里面的情况。而其激光尖端则可以让医生从内部动手术。
2
If you do it the other way, it becomes a stylus tip and in another way, it becomes a laser pointer.
如果你以另一种方式转动它，它就变成一支触控笔，再换一种方式转动，它就变成一支激光笔。
3
The blade tip crack of the high pressure turbine is repaired by using the laser welding, which can reduce effectively the repair cost and increase the economic effectiveness of the engine repair.