take seats in proper order; go to one's seat in due order; sit in order of seniority
Related Translations:
在主席台的前排就座: be seated in the front row on the rostrum
依次: in proper order; successively; in proper sequence 短语和例子依次发言 speak in turn; 依次进来 come in one by one; 依次上下车 get on and off in order; 学生依次被召入进行口试。the students were summoned in turn to be inte