To be fickle; to be irresolute and inconsistent in one's principles or conduct; to be wavering in one's resolve.
他在选择职业道路时总是二三其操，一会儿想成为设计师，一会儿又想当老师，至今没有确定方向。
He is always irresolute in choosing his career path; one moment he wants to be a designer, the next he wants to be a teacher, and he still hasn't settled on a direction.
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