形容词
中文翻译：多变的
同义词：
['variable', 'changeable', 'unstable']
例句：
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1.The weather was mercurial that day, with sudden changes in temperature and precipitation.
那天天气多变，温度和降水突然变化。
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2. The company's strategy is mercurial, constantly evolving with market conditions.
公司的战略规划是多变的，随着市场条件不断变化。
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3. The mercurial nature of the new policy has caused much debate among experts.
新政策的多变性质在专家中引起了广泛的争论。