1
- an enclosed stall in a church divided by a screen or curtain in which a priest sits to hear people confess their sins（神父聆听忏悔的）忏悔室, 告解所。
2
- an admission or acknowledgement that one has done something about which one is ashamed or embarrassed; a confession认错; 坦白; 承认; 忏悔。
1
- (especially of speech or writing) in which a person reveals or admits to private thoughts or incidents in their past, especially ones about which they feel ashamed or embarrassed（尤指演讲、文章）自白（性）的：
the autobiography is remarkably confessional
自传作了惊人的忏悔
his confessional outpourings.
他倾泻而出的忏悔。
1.1
- of or relating to religious confession（与）忏悔（有关）的, （与）告解（有关）的：
the priest leaned forward in his best confessional manner.
神父以他最完美的听取忏悔的态度倾身向前。
2
- of or relating to confessions of faith or doctrinal systems（与）宗教信仰声明（有关）的; （与）信条（或信仰）（有关）的：
the confessional approach to religious education.
信仰声明式的宗教教育方法。
词源
late Middle English (as an adjective)： the adjective from CONFESSION+-AL; the noun via French from Italian confessionale, from medieval Latin， neuter of confessionalis, from Latin confessio（n-）， from confiteri 'acknowledge' （see CONFESS）.