1 (used about a vehicle) not able to move because it has sunk into soft ground （指车辆）陷入泥沼

2 (used about a person) not able to make any progress （指人）停滞不前，陷入困境: We got bogged down in a long discussion and didn't have time to make any decisions. 我们陷入没完没了的讨论，根本就没有时间做什么决定。