Living in a state of extreme insecurity or peril, where one cannot be sure of what the immediate future holds; precarious and uncertain.
公司经营状况每况愈下，如今已是朝夕不保，员工们都人心惶惶。
The company's operational situation is worsening day by day; now it is in such a precarious state that its future is uncertain, and employees are all feeling anxious.
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