acid·ifyBrE/əˈsɪdɪfaɪ/NAmE/əˈsɪdɪfaɪ/verbpresent simple - I / you / we / theyacidifyBrE/əˈsɪdɪfaɪ/NAmE/əˈsɪdɪfaɪ/present simple - he / she / itacidifiesBrE/əˈsɪdɪfaɪz/NAmE/əˈsɪdɪfaɪz/past simpleacidifiedBrE/əˈsɪdɪfaɪd/NAmE/əˈsɪdɪfaɪd/past participleacidifiedBrE/əˈsɪdɪfaɪd/NAmE/əˈsɪdɪfaɪd/ -ing formacidifyingBrE/əˈsɪdɪfaɪɪŋ/NAmE/əˈsɪdɪfaɪɪŋ/[I, T]~ (sth)(specialist) tobecomeormakesthbecomeanacid(使)变成酸,酸化