His feelings fluctuated between excitement and fear.
他的情绪在兴奋与恐惧之间变化不定。
His feelings fluctuated between excitement and fear.
他的情绪在兴奋与恐惧之间变化不定。
With the markets being so volatile, investments are at great risk.
由于市场那么变化不定, 投资冒着很大的风险。
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