求翻译：连续多年火爆的中职毕业生，将可能面临一个转折点。一方面，在经历了连年的大幅扩招后，第年的中职毕业生数量都在迅速增长；另一方面，如今的大学生们不断降低就业期望值，也开始了与中职毕业生抢饭碗的“竞争对手”。是什么意思？

For many years in the popular vocational graduates, will likely face a turning point. On one hand, has experienced successive years after enrollment significantly, vocational graduates are rapid growth in the number of years; on the other hand, today's College students are constantly reduced employment expectations also began snatching their rice bowls and vocational graduates of "competitors".