短语
中文翻译：不确定
同义词：
['in question', 'in doubt', 'uncertain']
例句：
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1. I'm in doubt about whether to goto the party tonight.
我不确定是否今晚去参加聚会。
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2. The results are in doubtbecause of the lack of evidence.
由于缺乏证据，结果不确定。
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3. He was in doubtabout his decision to resign.
他对自己的辞职决定感到不确定。