An exit multiple is one of the most commonly used terms in finance and it refers to the terminal multiple at which any given project will be exited. The most commonly used multiple is EV / EBITDA.

结束乘数，用公司的最终价值（Terminal Value）除以最后一期(Terminal Year)的EBITDA
用公式表达:exit multiple=termial value/EBITDA of Terminal year.