Hydroextraction
水力冲挖; 水力开採
🗣️ 情景例句
Her efforts were rewarded by good results.
她的努力获得了良好的结果。
We prepared a picnic lunch and drove down by the river.
我们准备了野餐午餐并沿河边向下开车。
Is my car ready yet?
我的汽车修好了吗？