名词
中文翻译：不确定的
同义词：
['uncertain', 'indeterminate', 'undecided', 'doubtful']
例句：
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1. Theoutcome of the election is still uncertain.
选举的结果仍然不确定。
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2. He was unsure about whether to accept the offer or not.
他不确定是否接受这个提议。
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3. The weather forecast for tomorrow is quite uncertain.
明天的天气预报相当不确定。