raining adj.下雨的動詞rain的現在分詞形式.raininess humidification area [交通運輸工程]多雨潮濕地區(qū)raininess n. 多雨；雨量強度rainily adv.下著雨多雨地.rainiest adj.多雨的；下雨的rainier adj.多雨的形容詞rainy的比較級形式.Rainier.n.雷尼爾山（美國華盛頓州中西部火山）rainhood 防雨帽兜rainhat n.防雨帽raingun n.遠射程噴灌器rainger 噴灌機raingauge n.雨量器rainforest world music festival rainforest alliance rainforest n.（熱帶）雨林rainfly n.帳蓬蓋rainfalls 明顯暴雨過程rainfall-runoff 降雨徑流rainfall-erosivity 降雨侵蝕力rainfall splash intensity [水利工程]雨滴打擊強度rainfall regime [氣候] 雨量型，雨情；降雨型