Feast of Weeks
noun/ˌfiːst əv ˈwiːks/
/ˌfiːst əv ˈwiːks/
(also Shavuoth, Shavuot, Pentecost)
[uncountable]- a Jewish festival that takes place 50 days after the second day of Passover
七七节，五旬节（犹太人节日，在逾越节次日之后第 50 天）