noun · a man-made embankment or levee constructed to prevent flooding from a body of water

工程师们正在检查堤防的稳固性，以应对即将来临的汛期。

verb · to take precautions against or stay vigilant for potential danger, harm, or deception

尽管他是你的朋友，但在生意往来上也要有所堤防。