disagreement, typically when prolonged, public, and heated
(尤指长期、公开或激烈的)争论;争执;争吵;争议
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security laws passed to tackle terrorism caused controversy 已通过的对付恐怖主义的安全法引起了争论
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[count noun]
the announcement ended a protracted controversy .此项公告结束了一场旷日持久的争论。
"late Middle English: from Latin