predetermined
adjective/ˌpriːdɪˈtɜːmɪnd/
/ˌpriːdɪˈtɜːrmɪnd/
(formal)- decided in advance so that it does not happen by chance
预定的：预先确定的，这样就不会偶然发生 - An alarm sounds when the temperature reaches a predetermined level.
温度一达到预设的度数，警报就会响起来。
- An alarm sounds when the temperature reaches a predetermined level.