求翻译：1937年7月，正是中国革命的生死关头，党内却出现了两种非常不好的思想，即教条主义和经验主义，妨害着革命的发展。是什么意思？

In July 1937, the moment of the Chinese revolution, but there have been two very bad ideas in the party, that is, the dogmatism and empiricism, to prejudice the development of revolution.