Coprolite
n. 粪化石\\n[化] 粪化石
🗣️ 情景例句
Me, too. Milk, please.
我也一样。请递给我牛奶。
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。