optimistic[英][ˌɒptɪˈmɪstɪk][美][ˌɑ:ptɪˈmɪstɪk]adj.乐观的，乐观主义的;双语例句 1The cricket team and its blindly optimistic supporters板球队及其盲目乐观的支持者 2And while investors seem optimistic, it 's far from clear if moviegoers will buy into its new approach.尽管投资者对它的前景十分乐观，但是电影观众对新举措是否买账仍不明朗。