opine
/əʊˈpaɪn/verb
reporting verb
- formal hold and state as one's opinion〈正式〉认为; 发表意见：
with direct speech 'The man is a genius,' he opined“这人是个天才,"他发表意见说
with clause the headmistress opined that the outing would make a nice change for Flora.女校长认为这次出游将是弗萝拉换换环境的好机会。
词源
late Middle English: from Latin opinari 'think, believe'.