例句與造句

1. This writing identifies the sink as one of a number of similar subsurface geologic features in the surrounding area, differing from the Big Spring sink only in the fact that the surface topography above the others, while showing some decline, does not dip low enough to intersect the top of the water tables; hence, no springs could form from the other aquifers.
2. It's difficult to find spring sink in a sentence. 用spring sink造句挺難的