The CEO's polemical email about remote work sparked heated replies from several department heads.

執行長那封談遠距工作、充滿論戰意味的電子郵件，引來好幾位部門主管的激烈回覆。

Please keep the tone of the press release factual rather than polemical to avoid backlash.

新聞稿的語氣請保持客觀陳述，不要帶有論戰色彩，以免引發反彈。

The keynote speaker's polemical remarks on trade tariffs divided the conference audience sharply.

主講人針對貿易關稅發表的爭議性言論，讓研討會聽眾的意見嚴重分歧。