工会怀疑炼油厂的工作保护计划,因为长期稳定不确定。 Union doubts refinery's job preservation plan amid uncertainty over long-term stability.

一个工会对最近努力保护主要炼油厂的就业机会表示关切,并引述了尽管管理层承诺投资和业务变革,但长期稳定性的不确定性。 A labor union has expressed concerns over recent efforts to preserve jobs at a major oil refinery, citing uncertainty about long-term stability despite management's promises of investment and operational changes. 工会担心拟议措施可能不足以防止裁员或确保可持续的就业,特别是在能源需求和工业趋势不断变化的情况下。 The union worries that proposed measures may not be sufficient to prevent layoffs or ensure sustainable employment, especially amid shifting energy demands and industry trends.