The second phase is the true candidature stage: the accepted applicant cities (from now on referred to as "candidate cities") are required to submit a second questionnaire in the form of an extended, more detailed, candidature file.
第二阶段是真正的资格候选阶段：被接受的申请城市（从现在起被称为“候选城市”）须以一份更广泛、更详细的候选人资格文件的形式，提交第二份问卷。