vacancy flow

例句：

1. 1. The company is experiencing a significant increase in vacancy flow due to the recent layoffs.
   由于最近的裁员，公司正经历着显著的空缺流动增加。
2. 2. The gap flow between the two countries has been widening over the years.
   两国之间的差距流动多年来一直在扩大。
3. 3. The void flow in the economy has been affecting consumer confidence.
   经济中的空位流动正在影响消费者信心。