By the end of the flood, 800 people had been saved by the PLA, but at the cost of over 20 soldiers.
By the end of the flood, 800 people had been saved by the PLA, but at the cost of over 20 soldiers.
答案：洪水结束后，解放军一共拯救了800个人，代价是牺牲了20个人。
By the end of the flood, 800 people had been saved by the PLA, but at the cost of over 20 soldiers.
答案：洪水结束后，解放军一共拯救了800个人，代价是牺牲了20个人。