同义词： impassivity impassiveness phlegm indifference stolidity unemotionality
同义词： unemotionality
以上来源于: WordNet
HAL's outpouring of feeling contrasts with the emotionlessness that characterizes the human figures in the film, who go about their business with an almost robotic efficiency.
HAL的情感发泄跟电影里人的那种冷漠无情形成鲜明对照，那些人以机器人般的效率干着手头的活计。
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