形容词
中文翻译：可变的
同义词：
['various', 'variable', 'variableness']
例句：
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1.The weather is variable in this region.
这个地区的天气多变。
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2. The temperature varies greatly throughoutthe day.
一天中温度变化很大。
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3. Thevariables in the experiment were carefully controlled.
实验中的变量得到了仔细的控制。