floodplainKK [ˋflʌdˏplen] /ˈflʌdˌpleɪn/发音名词1泛滥平原、洪泛平原、河滩地Building houses on the floodplain has made flooding much worse.在泛滥平原上盖房子让水患变得严重许多。用这个字练口说→