英语词汇persistent optimism怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	persistent optimism
释义	persistent adj — 持续 adv • 宿存 adj persistent — 持久 • 一贯 • 执着 • 顽梗 • 恒久 optimism n — 乐观 n
随便看	be exposed to information be exposed to the sun be express and written be expressed from be expressed in terms of be expressed relative be expressed with be expressly referred be expunged be extended by a period be extended towards be extended with be exterminated be extorted be extra careful be extraneous to sth. be extraordinary be extremely be extremely careful be extremely cautious be extremely concerned be extremely considerate towards guests be extremely impractical be extremely modest and polite be extremely risky

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

persistent adj —