gusher

钻井工人花了两天才控制住这口喷油井。

It took the drillers two days to control the ___gusher.

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.

她真是个热情洋溢的人，每次提到她的新男友就滔滔不绝地夸赞。

She's such a ___gusher when talking about her new boyfriend, praising him nonstop.