noun🔗Share堰，水坝。 An adjustable dam placed across a river to regulate the flow of water downstream."The engineer adjusted the height of the weir to ensure the farmers downstream received enough water for their crops. "工程师调整了水坝的高度，以确保下游的农民能够获得足够的水来灌溉庄稼。environmenttechnologyarchitectureutilitygeographystructuredeviceChat with AIVocabulary GamePractice Reading
noun🔗Share堰，鱼梁 A fence placed across a river to catch fish."The fishermen built a weir across the stream to trap the migrating salmon. "渔民们在小溪上筑起一道鱼梁 (yú liáng)，用来拦截洄游的鲑鱼。fishenvironmentagriculturestructuredeviceChat with AIVocabulary GamePractice Reading
