洪: i 形容词(大) big; vast; grand 短语和例子洪福 great luck; 洪涛 big wavesⅡ名词1.(洪水) flood 短语和例子防洪 control or prevent flood; 分洪 flood diversion; reduce [mitigate] flood; 山洪 mountain torrents2.(姓氏) a surnam
建: Ⅰ动词1.(建筑) build; construct; erect 短语和例子建电站 build a power station; 新建的工厂 newly-built factory; 重建家园 rebuild one's homeland; 大楼边上又扩建了一些教室。 extra classrooms were built out from the main block.