optimist
noun [ C ] uk/ˈɒp.tɪ.mɪst/ us/ˈɑːp.tə.mɪst/
C1 乐观主义者,乐天派
someone who always believes that good things will happen
She's a born optimist (= someone who has always been optimistic). 她天生是个乐天派。
英汉双解词典收录81607条英汉双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。