jamboree|jamborees

今年的童子军大会将在国家公园举行。

This year's ___jamboree will be held in the national park.

今年的童子军大露营将在法国举行，预计有来自50个国家的参与者。

This year's Scout ___jamborees will be held in France with participants from 50 countries expected.

学校举办了一场热闹的庆祝会，有乐队表演和各种游戏。

The school held a big ___jamboree with live bands and fun games.