求翻译：美国学生会在星期四早上九点来学校参观，大约会有30多人。所以我们必须在早上八点半在学校门口集合，来欢迎他们。之后带领他们参观我肖的实验楼，教学楼，食堂和学生宿舍。在十点时与美国学生在篮球场进行比赛。是什么意思？

American Student Union on Thursday morning, nine o'clock to school visits, about 30 people. Therefore, we must be half past eight in the morning at the school gate collection, to welcome them. After lead them to visit my Shaw laboratory building, teaching building, cafeteria and student dormitories.

In the United States student association Thursday 9am visit to come to the school, and approximately 30 more people. So, we must be in the morning at 8:30 in the school's doorstep collection, to welcome them. After I take them to visit the Shaw Lab Building, classroom building, dining hall and dormi

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United States student unions on Thursday to nine in the morning to visit the schools, there are about more than 30 people. So we must be 8:30 A.M. at the school gate, to welcome them. Led them to visit me after Shaw's laboratory building, classroom building, dining hall and dormitories. In the 10 o'

American Student association nine comes the school visit on Thursday morning, can approximately some more than 30 people.Therefore we must in early morning eight and half in the school entrance set, welcome them.Afterwards leads them to visit my Xiao experimental building, the classroom building, th