求翻译：（2）专业教师缺少与IT行业企业的深入联系，不了解IT行业企业的发展现状，对课程教学内容的取舍把握不准。是什么意思？

(2) lack of professional teachers and IT industries and enterprises in-depth contact, do not understand the enterprises of the IT industry development status, choice of teaching content not allowed to grasp.

( 2) Professional teachers with IT industries and enterprises lack the in-depth contact IT industries and enterprises, not understanding the current state of development, the failure to accurately understand the trade-offs between curriculum teaching content.

(2) specialized teacher lacks with the IT profession enterprise's thorough relation, did not understand the IT profession enterprise the development present situation, grasps to the curriculum course content choices does not permit.

(2) professional teachers lack in-depth links with the IT industry, does not understand the IT industry's development situation, choices grasp teaching content is not allowed.

(2) lack of professional teachers and IT industries and enterprises in-depth contact, do not understand the enterprises of the IT industry development status, choice of teaching content not allowed to grasp.