参加研讨会用英语

seminar：研究组，研讨会，可以是社会任何团体或学生组织的，属于非专业性的symposium：多指专家或从事某项专业研究的学者所进行的专题研讨会，属于专业性的，要比seminar正规

参加会议 Participate in the meeting或者attend a meeting

Everyone in his class attended this meeting yesterday. Everyone in his calss took part in this meeting yesterday Yesterday, everyone in his

If some wanderer, leaving home, come here