热门： obviously happy 单词大全

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首页英语词典optimistoptimist考试真题

optimist

英 [ˈɒptɪmɪst] 美['ɑptɪmɪst]

英英释义考试真题实用场景例句

n. 乐观主义者；乐天派

考试真题

Optimists point out that technological upheaval has benefited workers in the past.