Hydroextraction
水力冲挖; 水力开採
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
That sounds like the product we had in mind.
那种产品好像就是我们所想要的。
Why, you may wonder, should spiders be our friends?
你可能会觉得奇怪， 蜘蛛怎么会是我们的朋友呢？