五月mother
optimistic[英][ˌɒptɪˈmɪstɪk][美][ˌɑ:ptɪˈmɪstɪk]adj.乐观的,乐观主义的例句:The cricket team and its blindly optimistic supporters板球队及其盲目乐观的支持者And 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。
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