optimist的详细用法``解释 词组 例句

optimist是一个名词意思是：乐观派；乐观主义者。We are optimist and realist。我们是乐观主义者,又是现实主义者。He's such an optimist that he's sure he'll soon find a job。他很乐观,认为自己一定很快就能找到工作。