progression

n 1 [U] ~ (fromsth) (to sth) (process of) moving forward or developing,esp in stages or gradually; progressing 进行, 进展, 进程, 进步（尤指按步骤的或渐次的）: the team's progression to the first division 该队的晋级为甲级队 * Adolescence is the period of progression from childhood to adulthood. 青春期是由童年到成年的过渡期. 2 [C] sequence or series 连续; 一系列: a long progression of sunny days 连续的晴天.

profoundly, profundity, profuse, profusely, profuseness, profusion, progenitor, progeny, progesterone, prognosis, prognosticate, prognostication, program, programer, programing, programme, programme (US program), programme music, programme note, progress, progressive, progressively, progressiveness, prohibit, prohibition, prohibitionist, prohibitive, prohibitively, prohibitory, project, Project Anehin, projectile, projection, projection room, projectionist, projector, prolapse, prole, proletarian, proletariat,