There is a kind of bleaching agent specially used for bleaching hair. After bleaching, you can hardly see any bleach is better.
3, your hair sounds a little scary, and it will be very painful, and the workload is very heavy, but it is not. You can pull out your eyebrows one by one in front of the mirror. Pull out the obvious first, and then pull out the fine ones. It will be clean in half an hour at most. It can be said that it hurts the first time, but it obviously doesn't hurt after pulling it out several times.
The above three methods are quite simple and effective, but the disadvantage is that they cannot be depilated permanently. If you want to do it once and for all, you can go to a beauty salon for laser hair removal.