optimism 英式发音['ɒptɪmɪz(ə)m]美式发音['ɑptɪmɪzəm]
optimism相关例句和用法
There are grounds for cautious optimism..有理由保持谨慎乐观。
optimism英英释义
乐观，乐观主义英释nna tendency to believe that good things will always happen
optimism 真题例题
真题例句...General optimism and pessimism count...第一套CET62013.12阅读理解
