形容词
中文翻译：Unknown
同义词：
['various', 'variable', 'changeable']
例句：
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1. Theweather is variable in this region.
这个地区的天气多变。
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2. The temperature can be variable dependingon the season.
温度可以根据季节变化。
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3. Thevariables in the experiment were not controlled properly.
实验中的变量没有得到适当的控制。