求翻译：09年担任乳腺外科护士长以来，积极了解掌握本学科前沿知识、技术，与时俱进，带领本科室护理人员积极开展各项新技术新项目。是什么意思？

Breast Surgery in 2009 as a nurse has actively in understanding the frontier of knowledge, technology, times, actively lead the undergraduate nursing room of the new technologies and new projects.

09 for breast surgery nurse, and actively understand since this interdisciplinary frontiers of knowledge, technology, and keep up with the times, and lead the undergraduate nursing staff actively carry out various technologies and new projects.

Since 09 year assumption mammary gland surgical department head nurses, understood positively grasps this discipline front knowledge, the technology, keeps pace with the times, leads this administrative offices nursing staff positively to develop each new technical new project.

09 as the breast surgery since the head nurse, actively understand the frontier of knowledge, technology, the times, to lead the Department nursing staff active in the new technology and new projects.

09 served as breast surgical head nurses since actively understand the frontier knowledge, technical, advance with lead department nursing staff active in various new projects on.