求翻译：然而，我国上市公司会计信息披露制度在有效性方面存在诸多问题：在某些方面不能满足投资者的需求、没有得到有效的执行、提供虚假的会计信息等。是什么意思？

However, the effectiveness of accounting information disclosure system in listed companies in China and there exist many problems: cannot meet the needs of investors in some respects, had not been effectively implemented, the provision of false accounting information.