zhè / gè / xiàng / mù / yǐ / jīng / shì / chéng / qí / hǔ / wǒ / men / bì / xū / jì / xù / zuò / xià / qù

这个项目已经势成骑虎，我们必须继续做下去。

This project has reached a point of no return; we must keep going.