fluctuated的例句（fluctuated在句子中的用法）

• His feelings fluctuated between excitement and fear. 他的心情变化不定,有时激动,有时害怕.
• Her family had of late exceedingly fluctuated. 她家里最近连起风波.
• All year she has fluctuated between optimism and despair. 全年当中她时而乐观,时而消沉.