What do you mean backstab is miserable?

Backstab stabbed you in the back, or the skill of some characters attacking you from behind in some games is also called backstab.

The meaning of backstab backstab now has two meanings:

1, when one merchant releases a product, another merchant delivers an important blow, giving the opponent an unguarded blow. For example, there is a big gap between price and cost performance. At this time, many consumers will say "xx backstab succeeded"

2. backstab will also be used when someone swears to tell you something, but finally changes his mind and cheats. For example, a game wrote a lot of updates in the announcement, but on the day of the update, it was found that what was updated was not the content in the announcement, and then we would say that the xx game wave has made me backstab.

Backstab originated in commercial backstab, didn't it? At first, it was used as a competition between businesses, and then it gradually spread to the Internet. Now the word backstab can be used in many places.