形容词
中文翻译：紧闭的嘴
同义词：
['snug', 'tight-lipped']
例句：
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1. She was so tight-lipped that no one could guess what she really thought.
她非常紧闭嘴唇，没有人能猜到她真正的想法。
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2. The tight-lipped man kept his lips sealed, not daring to utter a word.
那个紧闭嘴唇的男人不敢开口说话。
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3. The tight-lipped woman refused to speak, her expression unreadable.
那个紧闭嘴唇的女人拒绝说话，表情难以捉摸。