enroll : to make oneself or another person officially a member of a group
Related Translations:
成员: member 短语和例子成员国 member state; member country; 家庭成员 a household member; a member of the family; 领导成员 leading members; 临时成员 non-regular member; 日本是万国邮政联盟的成员 (国)。 japan is a member to the uni