Ruizn.鲁伊斯
Run.钌abbr.俄罗斯(=Russia)
Rufous-backed Negriton.棕背小霸鹟
Ru ware of Song Dynasty宋代汝瓷
Ruditapes philippinatum菲律宾蛤仔
Ruxianzengsheng Granula乳腺增生颗粒
Rudolf Alfred Bosshardt勃沙特
ruling tool for grating光栅刻划刀
Rufous-backed Sparrown.棕背麻雀
Ruili-Longling faults瑞丽-龙陵断裂
Rufous-naped Greenletn.棕颈绿莺鹃
Rufescent Tiger-heronn.栗虎鹭(鹭科)