a necessary evil meaning in Hindi

Examples

1. In fundamentalists sects, sex is viewed as a necessary evil for reproduction.
2. In the past, he said, complications have been considered a necessary evil.
3. Infoboxes are a necessary evil for articles about countries or leaders, though.
4. Most theorists viewed equal temperament as a compromise or a necessary evil.
5. The maraschino cherry is a necessary evil in the world of cocktails.
6. The coaching part of their reunion, as always, is a necessary evil.
7. Gianturco called informants like Bulger and Flemmi " a necessary evil ."
8. War cannot be a necessary evil because nonviolence is a necessary good.
9. The technology is a necessary evil, if it is an evil.
10. As I see it, my seed heroics were a necessary evil.