water level
英 美
The water level of the Mississippi River is already 6.5 feet below normal.
密西西比河的水位已经比正常水位低6.5英尺。
There wasn enough difference between the height of the ground level and the water level.
地面高度与水位没什么明显的区别。
When they dropped a stone into a wide tube, the water level raised in a connected narrow tube.
当他们把一块石头扔进一个粗试管时,相连的一个细试管里的水位上升了。
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