vt.

1. 使倒塌；推翻；顛覆[（+down/over）]
   This scandal could topple the government.

   這一醜聞可能使政府倒臺。

vi.

1. 倒塌，倒下[（+down/over）]
   The pile of bricks toppled over.

   那磚堆倒塌了。

2. 搖搖欲墜

v.

1. overbalance or cause to overbalance and fall.
2. remove from power; overthrow.