sindexsyngamy./sing-guh-mee/US // ˈsɪŋ gə mi //UK // (ˈsɪŋɡəmɪ) //合婚,共生,同居,同居关系Definitionsn.noun · 名词1. Biology.›union of gametes, as in fertilization or conjugation; sexual reproduction.Level 5More words in s →