coalescence英 [ˌkəʊəˈlɛsns]美 [ˌkoʊəˈlɛsəns]n. 合并;联合;接合TOEFL化学BNC.29462 / COCA.32650英英释义nounthe union of diverse things into one body or form or groupSynonym:coalescencycoalitionconcretionconglutination双语例句