bào míng rén shù / dá dào / zuì dī / yāo qiú / hòu / péi xùn jī gòu / cái / huì / zhèng shì / kāi bān

报名人数达到最低要求后，培训机构才会正式开班。

The training institution will officially start the class only after the number of registrants reaches the minimum requirement.