对自己在账单模块的设计和开发的起到了很大的作用。的翻译：Billing module for their design and development has played an important role. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Played a significant role in the billing module design and development.

Billing module for their design and development has played an important role.

Played the very major role to oneself in the bill module design and the development.

The billing module of the design and development has played a significant role.

Billing module for their design and development has played an important role.