你这样臆断是错了.You were mistaken in assuming it.这份报告建立在谣言、臆断和含沙射影的基础之上。The report was based on rumours, speculation, and innuendo.她说报纸上的报道毫无根据,纯属臆断.She dismissed the newspaper reports as pure speculation....

“臆断”的拼音为：yì duàn...

“臆断”的英语可以翻译为：assume，suppose，forejudge ...