律师在庭审前收集了所有证人的证词。

The lawyer collected all the witness ___depositions before the trial.

国王的废黜导致了政权的更迭。

The ___deposition of the king led to a change in government.

河流的沉积作用在三角洲形成了肥沃的土地。

The river's ___deposits created fertile land in the delta.