raindrop erosion[地质] 雨滴侵蚀;溅击侵蚀;溅击腐蚀;雨滴腐蚀
Raindrop splash雨滴溅沫
raindrop freezing雨滴冻结
raindrop disdrometer冲力雨滴谱计
small raindrop小雨点
little raindrop山田优
raindrop density雨滴密度
raindrop energy雨滴动能
fossil raindrop古同心层火山渣
N-COUNT（可数名词） A raindrop is a single drop of rain. 雨滴