形容词
中文翻译：Unknown
同义词：
['volatile', 'volatile', 'unstable', 'unpredictable', 'changeable']
例句：
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1. The weather is volatile and can change rapidly.
天气变化无常，可以迅速改变。
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2. The chemical composition of the compound is volatile.
这种化合物的化学成分是易挥发的。
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3. The stock market is volatile, which means it's prone to sudden changes.
股市波动性大，意味着它容易发生突然的变化。