求翻译：会计的发展是反应性的，也就是说，会计主要是应一定时期的商业需要而发展的，并且，其发展状况通常与经济的发展密切相关。是什么意思？

The development of accounting is reactive, that is, the accounting should be a certain period of commercial development, and its development is usually closely related to economic development.

The development of accounting is the reaction, and that is to say, the accounting major is business needs should be a fixed period and the development of the situation, and that its development is usually associated with economic development are closely linked.

Accountant's development is reactivity, in other words, accountant mainly is, and, its development condition which should certain time trade need to develop usual and economical development close correlation.

Accounting is the development of reactive, that is, the accounting major is on commercial development to the needs of a certain period, and their development is often closely linked to economic development.