形容词
中文翻译：不稳定的
同义词：
['unstable', 'unsteady', 'variable']
例句：
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1.The weather is very unstable today, with strong winds and heavy rain.
今天的天气非常不稳定，有强风和大雨。
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2.The company's financial situation is unsteady, making it difficult to predict future profits.
公司的财务状况不稳定，难以预测未来利润。
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3.The temperature is variable throughout the day, making it hard for us to plan our outdoor activities.
温度在一天中变化不定，使我们很难计划我们的户外活动。