Each trainee practice.

每个学员练习。

youdao

Each trainee practice first as a guest and then as a Catering Sales associate.

每位培训生应在角色扮演中首先扮演客人，然后是宴会销售人员。

youdao

Each trainee practice first as a guest and then as a Catering Sales associate.

每位培训生应在角色扮演中首先扮演客人，然后是宴会销售人员。

youdao