翻译，急急急，谢谢

9月26日星期日上午在教学楼底楼第一会议室召开“关于美国历史概述（Brief introduction about）”的讲座，主讲人是美籍教师（Magarette Robbing）

A lecture on Brief Introduction about American History will be hold by American teacher Magarette Robbing at the first conferrence room in ground floor of classroom building on Sunday morning, 26th September.

A lecture on Brief Introduction about American History will be given by the American teacher Magarette Robbing at the first conference room/meeting room on the ground floor of the classroom building on Sunday morning, 26th September.