Tao Ran
Tao Ran
aids disease economical effective prevent spreading vaccine
Before an effective AIDS vaccine comes out, the condom is the most effective and economical way to prevent the disease from spreading through sex.
aids bias buying carried change chinese finally function lives naturally people prevention
If people could get a condom as conveniently and naturally as buying a Chinese cabbage, the AIDS prevention function carried out by condoms could finally imbue people's lives and change their bias (against condoms).