我的妹妹在演唱会上特别激动，总是又跳又叫的。

My little sister is such a ___gusher at concerts, jumping and cheering wildly.

勘探队在沙漠中发现了一口自喷油井，原油喷涌而出。

The exploration team found a ___gusher in the desert, with crude oil gushing out violently.