The low birth rate is blamed largely on South Korea's highly competitive and costly education system.

韩国的出生率之所以低，很大程度上是因为韩国竞争激烈、教育成本高。

School bags, the symbol of a highly competitive system are so heavy that the government recently introduced a way to restriction.

学校的书包，就是象征着这个竞争机制是那么的激烈，以至于政府最近推广了这种方式。