bat mitzvah
/bɑːtˈmɪtsvə/
noun
1- a religious initiation ceremony for a Jewish girl aged twelve years and one day, regarded as the age of religious maturity（犹太女孩十二岁零一天时举行的）成人仪式（此年龄被认为在宗教上趋于成熟）。
1.1
- the girl undergoing such a ceremony（参加成人仪式的）十三岁犹太女孩。
词源
from Hebrew baṯ miṣwāh 'daughter of commandment'， suggested by BAR MITZVAH.