求翻译：本周五下午二点半在202学术报告厅(lecture hall)，将特邀知名教授布莱克(Black)先生作题为“美国职业技术教育(votech education)”的报告。欢迎全校师生员工参加。是什么意思？

Half past two p.m. Friday in the 202 academic lecture hall (lecture hall), Mr. invited well-known professor of Black (black), entitled "vocational and technical education (votech education)," the report. School staff and students to participate.

This week 5 2:30 p.m. in Room 202 academic report (lecture hall), will be the guest professor Blake (Black), entitled "The United States career technical education (education) of votech report. Welcome to school teachers.

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This Friday at 2:30 P.M. in 202 academic Hall (Lecture Hall), invited well-known Professor Black (Black), entitled "United States career and technical education (VOTech education)" report. The whole school staff are invited to attend.

This Friday 2:30 pm in 202 academic report halls (lecture hall), will invite well-known Professor Mr. Blake (Black) to make the topic will be “the US vocational-technical education (votech education)” the report.Welcome the entire school teacher and student staff to participate.