【十字路口】〖shí zì lù ku〗[crossroads; at a critical turning point (in one's life, etc.); the four corners; crossroad; intersection]

十年寒窗著诗典，

字正腔圆汉英翻。

路转峰回世界语，

口碑载道大同寰。

两条道路交叉的地方。比喻处在对重大事情需要决定怎样选择的境地。Where two roads intersect. Metaphor in situation where major things need to decide how choose.同：十字街头。