我们学校在一个湖泊附近。
在科巴市，玛雅人围绕着一个湖泊修建堤坝，以提高水位，使供水更加稳定可靠。
At the city of Coba the Maya built dikes around a lake in order to raise its level and make their water supply more reliable.
在温带地区，有足够的湖泊相互关联，给我们一个可靠的画面。
In temperate regions, there are enough lakes for correlations between them to give us a reliable picture.
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