pre·de·ter·mineBrE/ˌpriːdɪˈtɜːmɪn/NAmE/ˌpriːdɪˈtɜːrmɪn/verbpresent simple - I / you / we / theypredetermineBrE/ˌpriːdɪˈtɜːmɪn/NAmE/ˌpriːdɪˈtɜːrmɪn/present simple - he / she / itpredeterminesBrE/ˌpriːdɪˈtɜːmɪnz/NAmE/ˌpriːdɪˈtɜːrmɪnz/past simplepredeterminedBrE/ˌpriːdɪˈtɜːmɪnd/NAmE/ˌpriːdɪˈtɜːrmɪnd/past participlepredeterminedBrE/ˌpriːdɪˈtɜːmɪnd/NAmE/ˌpriːdɪˈtɜːrmɪnd/ -ing formpredeterminingBrE/ˌpriːdɪˈtɜːmɪnɪŋ/NAmE/ˌpriːdɪˈtɜːrmɪnɪŋ/~sth(formal) todecidesthinadvancesothatitdoesnothappenbychance预先决定；事先安排◆Thesexoftheembryoispredeterminedatfertilization. 胚胎的性别早在受精时就决定了。▸pre·de·ter·minedBrE/ˌpriːdɪˈtɜːmɪnd/NAmE/ˌpriːdɪˈtɜːrmɪnd/adjective◆Analarmsoundswhenthetemperaturereachesapredeterminedlevel. 温度一达到预设的度数，警报就会响起来。