matter-of-fact /ˌmætɚrəˈfækt/ adjective Learner's definition of MATTER-OF-FACT
[more matter-of-fact; most matter-of-fact]
: not showing emotion especially when talking about exciting or upsetting things（尤指谈论令人兴奋或不快的事情时）不带感情的，若无其事的 -
We were surprised by the matter-of-fact way he told us the terrible news.他若无其事地告诉了我们那个可怕的消息，这令我们很吃惊。
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Her voice had a matter-of-fact quality.她的说话声不带感情。
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His tone was calm and matter-of-fact.他说话的语气很镇定，不带感情色彩。
— matter-of-factly
/ˌmætɚrəˈfæktli/ adverb — matter-of-factness
/ˌmætɚrəvˈfæktnəs/ noun [noncount]