A Jewish festival celebrated every fiftieth year, to commemorate the deliverance of the Israelites from Egyptian bondage.

犹太每五十年庆祝一次的节日(以纪念过去犹太人脱离埃及奴役)。

The fiftieth anniversary of any event.

五十年周年纪念。

A year of special indulgence granted by the Pope every twenty-fifth year.

天主教的赦罪节(每二十五年举行一次)。

Hence, any occasion of rejoicing.

佳节。

Celebration of certain other anniversaries, as the 25th, 60th, or 75th.

其他某些周年庆(如二十五年、六十年、七十五年)。

Jubilation.

欢呼。