形容词
中文翻译：无情的
同义词：
['impassive', 'indifferent', 'emotionless']
例句：
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1. The scientistwas unemotional when discussing theresults of his experiments.
科学家在讨论他的实验结果时显得毫无感情。
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2. The managerwas unemotional during the meeting, making it difficult for anyone to speakup.
经理在会议期间表现得毫无感情，使得任何人都难以发言。
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3. Thechild was unemotional, showing no signs offear or excitement.
孩子表现得毫无感情，没有任何恐惧或兴奋的迹象。