In actual combat, women may easily let the enemy off guard.
The marine corps should mainly swim in the army, seize the beach and expand, and defend the landing site.
It should be the Frogman Brigade that breaks obstacles underwater, and the airborne troops that attack behind enemy lines.
It's not a good idea for female soldiers to go to war. After all, female soldiers are much more sensitive than male soldiers when they are captured and killed. Women's participation in direct combat troops on the ground is considered as one of the symbols of women's liberation, which is a game for big shots.