突然改向 meaning in English

flip-flop

Guests can board one of the experimental watercraft and embark on a twisting , whirling , wild ride through a labyrinth of fountains , rock formations and whirlpools . the center for weather control usually uses this facility for testing out new types of navigation systems
3人搭乘的水上逗趣船，四周环绕著试验用的作品如旋涡岩石喷泉等，宛如闯入迷宫一般,一会儿突然改向行驶一会儿突然团团转，行驶方向完全无法预测！